appview/pages: do not validate pronoun field

Signed-off-by: Catherine <[e-mail]>

appview/pages/templates/user/fragments/editBio.html

···
           class="py-1 px-1 w-full"
           name="pronouns"
           placeholder="they/them"
-          pattern="[a-zA-Z]{1,6}[\/\s\-][a-zA-Z]{1,6}"
           value="{{ $pronouns }}"
         >
       </div>