Refactor page titles and subtitles for consistency and clarity across various PDF conversion tools

src/pages/change-permissions.html

@@ -134,14 +134,13 @@
           class="text-2xl font-bold text-white mb-2"
           data-i18n="tools:changePermissions.name"
         >
-          Change Permissions Free Online - Fast & Secure
+          Change Permissions
         </h1>
         <p
           class="text-gray-400 mb-6"
           data-i18n="tools:changePermissions.subtitle"
         >
-          Set or change user permissions on a PDF. Modify passwords and access
-          controls.
+          Set or change user permissions on a PDF.
         </p>
 
         <div