fix(i18n): fix several usages of i18n (#7422)

- Add new translations, if an existing one couldn't be used.
- Use existing translations, if one existed and fit the purpose.
- Spotted by the lint-locale-usage tooling by @fogti.

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7422
Reviewed-by: 0ko <[e-mail]>
Co-authored-by: Gusted <[e-mail]>
Co-committed-by: Gusted <[e-mail]>

options/locale/locale_en-US.ini

···
 editor.filename_is_a_directory = Filename "%s" is already used as a directory name in this repository.
 editor.file_editing_no_longer_exists = The file being edited, "%s", no longer exists in this repository.
 editor.file_deleting_no_longer_exists = The file being deleted, "%s", no longer exists in this repository.
-editor.file_changed_while_editing = The file contents have changed since you started editing. <a target="_blank" rel="noopener noreferrer" href="%s">Click here</a> to see them or <strong>Commit changes again</strong> to overwrite them.
+editor.file_changed_while_editing = The file contents have changed since you opened the file. <a target="_blank" rel="noopener noreferrer" href="%s">Click here</a> to see them or <strong>Commit changes again</strong> to overwrite them.
 editor.file_already_exists = A file named "%s" already exists in this repository.
 editor.commit_id_not_matching = The file was changed while you were editing it. Commit to a new branch and then merge.
 editor.push_out_of_date = The push appears to be out of date.

options/locale_next/locale_en-US.json

···
     "themes.names.forgejo-light": "Forgejo light",
     "themes.names.forgejo-dark": "Forgejo dark",
     "error.not_found.title": "Page not found",
-    "alert.asset_load_failed": "Failed to load asset files from {path}. Please make sure the asset files can be accessed."
+    "alert.asset_load_failed": "Failed to load asset files from {path}. Please make sure the asset files can be accessed.",
+    "settings.adopt": "Adopt",
+    "install.invalid_lfs_path": "Unable to create the LFS root at the specified path: %[1]s",
+    "install.lfs_jwt_secret_failed": "Unable to generate a LFS JWT secret: %[1]s"
 }

routers/web/repo/editor.go

···
 				ctx.Error(http.StatusInternalServerError, err.Error())
 			}
 		} else if models.IsErrCommitIDDoesNotMatch(err) || git.IsErrPushOutOfDate(err) {
-			ctx.RenderWithErr(ctx.Tr("repo.editor.file_changed_while_deleting", ctx.Repo.RepoLink+"/compare/"+util.PathEscapeSegments(form.LastCommit)+"..."+util.PathEscapeSegments(ctx.Repo.CommitID)), tplDeleteFile, &form)
+			ctx.RenderWithErr(ctx.Tr("repo.editor.file_changed_while_editing", ctx.Repo.RepoLink+"/compare/"+util.PathEscapeSegments(form.LastCommit)+"..."+util.PathEscapeSegments(ctx.Repo.CommitID)), tplDeleteFile, &form)
 		} else if git.IsErrPushRejected(err) {
 			errPushRej := err.(*git.ErrPushRejected)
 			if len(errPushRej.Message) == 0 {

templates/admin/auth/list.tmpl

···
 							<td><a href="{{AppSubUrl}}/admin/auths/{{.ID}}">{{svg "octicon-pencil"}}</a></td>
 						</tr>
 					{{else}}
-						<tr><td class="tw-text-center" colspan="7">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr><td class="tw-text-center" colspan="7">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/admin/emails/list.tmpl

···
 							</td>
 						</tr>
 					{{else}}
-						<tr><td class="tw-text-center" colspan="6">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr><td class="tw-text-center" colspan="6">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/admin/notice.tmpl

···
 						<td class="view-detail"><a href="#">{{svg "octicon-note" 16}}</a></td>
 					</tr>
 				{{else}}
-					<tr><td class="tw-text-center" colspan="6">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+					<tr><td class="tw-text-center" colspan="6">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 				{{end}}
 			</tbody>
 			{{if .Notices}}

templates/admin/org/list.tmpl

···
 							<td><a href="{{.OrganisationLink}}/settings" data-tooltip-content="{{ctx.Locale.Tr "edit"}}">{{svg "octicon-pencil"}}</a></td>
 						</tr>
 					{{else}}
-						<tr><td class="tw-text-center" colspan="7">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr><td class="tw-text-center" colspan="7">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/admin/packages/list.tmpl

···
 							<td><a class="delete-button" href="" data-url="{{$.Link}}/delete?page={{$.Page.Paginater.Current}}&sort={{$.SortType}}" data-id="{{.Version.ID}}" data-name="{{.Package.Name}}" data-data-version="{{.Version.Version}}">{{svg "octicon-trash"}}</a></td>
 						</tr>
 					{{else}}
-						<tr><td class="tw-text-center" colspan="10">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr><td class="tw-text-center" colspan="10">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/admin/repo/list.tmpl

···
 							<td><a class="delete-button" href="" data-url="{{$.Link}}/delete?page={{$.Page.Paginater.Current}}&sort={{$.SortType}}" data-id="{{.ID}}" data-name="{{.Name}}">{{svg "octicon-trash"}}</a></td>
 						</tr>
 					{{else}}
-						<tr><td class="tw-text-center" colspan="12">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr><td class="tw-text-center" colspan="12">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/admin/user/list.tmpl

···
 							</td>
 						</tr>
 					{{else}}
-						<tr class="no-results-row"><td class="tw-text-center" colspan="9">{{ctx.Locale.Tr "no_results_found"}}</td></tr>
+						<tr class="no-results-row"><td class="tw-text-center" colspan="9">{{ctx.Locale.Tr "repo.pulls.no_results"}}</td></tr>
 					{{end}}
 				</tbody>
 			</table>

templates/repo/settings/lfs_file.tmpl

···
 									<strong>{{ctx.Locale.Tr "repo.audio_not_supported_in_browser"}}</strong>
 								</audio>
 							{{else if .IsPDFFile}}
-								<div class="pdf-content is-loading" data-src="{{$.RawFileLink}}" data-fallback-button-text="{{ctx.Locale.Tr "diff.view_file"}}"></div>
+								<div class="pdf-content is-loading" data-src="{{$.RawFileLink}}" data-fallback-button-text="{{ctx.Locale.Tr "repo.diff.view_file"}}"></div>
 							{{else}}
 								<a href="{{$.RawFileLink}}" rel="nofollow">{{ctx.Locale.Tr "repo.file_view_raw"}}</a>
 							{{end}}

templates/user/auth/finalize_openid.tmpl

···
 					<div class="inline field">
 						<label></label>
 						<button class="ui primary button">{{ctx.Locale.Tr "sign_in"}}</button>
-						<a href="{{AppSubUrl}}/user/forget_password">{{ctx.Locale.Tr "auth.forget_password"}}</a>
+						<a href="{{AppSubUrl}}/user/forget_password">{{ctx.Locale.Tr "auth.forgot_password"}}</a>
 					</div>
 					{{if .ShowRegistrationButton}}
 						<div class="inline field">