[library-sync] List Zotero collections in a sync modal (#36884)

* [library-sync] Zotero collections sync modal

* Update COLLECTIONS_MAX_PAGES to improve request handling and clarify comments

GitOrigin-RevId: f689aa24ca1189b99ad322aa06885f5f969ed81f

services/web/locales/en.json

@@ -859,6 +859,7 @@
   "entry_plural": "entries",
   "equation_preview": "Equation preview",
   "error": "Error",
+  "error_loading_collections": "Collections couldn’t be loaded",
   "error_loading_references": "References couldn’t be loaded. Refresh the page to try again.",
   "error_opening_document": "Error opening document",
   "error_opening_document_detail": "Sorry, something went wrong opening this document. Please try again.",
@@ -1557,6 +1558,7 @@
   "library_entry_too_large": "This entry is too large to add. Library entries can be up to __limit__. Try trimming the entry and adding it again.",
   "library_has_just_been_released_click_to_learn_more": "Library has just been released. Click to learn more.",
   "library_is_new_give_feedback": "Library is new. <a>Give feedback</a>",
+  "library_settings": "Library settings",
   "library_size_limit_reached": "Your library has reached its size limit of __limit__. Remove some references before adding more.",
   "library_too_many_references": "Your library has reached its limit of __limit__ references. Remove some references before adding more.",
   "license": "License",
@@ -1806,6 +1808,7 @@
   "no_audit_logs_found": "No audit logs found",
   "no_borders": "No borders",
   "no_caption": "No caption",
+  "no_collections_found": "No collections found",
   "no_comments_or_suggestions": "No comments or suggestions",
   "no_existing_password": "Please use the password reset form to set your password",
   "no_featured_templates": "No featured templates",
@@ -2772,11 +2775,13 @@
   "sync_failed": "Sync failed. Please try again.",
   "sync_now": "Sync now",
   "sync_project_to_github_explanation": "Any changes you have made in __appName__ will be committed and merged with any updates in GitHub.",
+  "sync_settings": "Sync settings",
   "sync_to_dropbox": "Sync to Dropbox",
   "sync_to_github": "Sync to GitHub",
   "sync_with_a_github_repository": "Sync with a GitHub repository.",
   "sync_with_dropbox": "Sync with Dropbox",
   "sync_with_github": "Sync with GitHub",
+  "sync_with_zotero": "Sync with Zotero",
   "syncing": "Syncing",
   "synctex_error_recompile_and_try_again": "That didn’t work. Recompile and try again.",
   "synctex_failed": "Couldn’t find the corresponding source file",