shh: move to finalAttrs pattern

pkgs/by-name/sh/shh/package.nix

···
   isNativeDocgen =
     (stdenv.buildPlatform.canExecute stdenv.hostPlatform) && enableDocumentationFeature;
 in
-rustPlatform.buildRustPackage rec {
+rustPlatform.buildRustPackage (finalAttrs: {
   pname = "shh";
   version = "2025.9.22";
 
   src = fetchFromGitHub {
     owner = "desbma";
     repo = "shh";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-Esb6IR49YtGWvLmGLtviAyMLjoWZLQka2igC6yKJ3A0=";
   };
 
···
 
     installManPage target/mangen/*
 
-    installShellCompletion --cmd ${pname} \
-      target/shellcomplete/${pname}.{bash,fish} \
-      --zsh target/shellcomplete/_${pname}
+    installShellCompletion --cmd ${finalAttrs.pname} \
+      target/shellcomplete/${finalAttrs.pname}.{bash,fish} \
+      --zsh target/shellcomplete/_${finalAttrs.pname}
   '';
 
   # RUST_BACKTRACE = 1;
···
     homepage = "https://github.com/desbma/shh";
     license = lib.licenses.gpl3Only;
     platforms = lib.platforms.linux;
-    changelog = "https://github.com/desbma/shh/blob/v${version}/CHANGELOG.md";
+    changelog = "https://github.com/desbma/shh/blob/v${finalAttrs.version}/CHANGELOG.md";
     mainProgram = "shh";
     maintainers = with lib.maintainers; [
       erdnaxe
       kuflierl
     ];
   };
-}
+})