chore: improve onboarding, app download links styling (#23134)

i18n/en.json

@@ -474,6 +474,7 @@
   "app_bar_signout_dialog_title": "Sign out",
   "app_download_links": "App Download Links",
   "app_settings": "App Settings",
+  "app_stores": "App Stores",
   "app_update_available": "App update is available",
   "appears_in": "Appears in",
   "apply_count": "Apply ({count, number})",
@@ -745,6 +746,7 @@
   "create": "Create",
   "create_album": "Create album",
   "create_album_page_untitled": "Untitled",
+  "create_api_key": "Create API key",
   "create_library": "Create Library",
   "create_link": "Create link",
   "create_link_to_share": "Create link to share",
@@ -1351,7 +1353,7 @@
   "minutes": "Minutes",
   "missing": "Missing",
   "mobile_app": "Mobile App",
-  "mobile_app_download_onboarding_note": "You can access these options again from the Utilities page.",
+  "mobile_app_download_onboarding_note": "Download the companion mobile app using the following options",
   "model": "Model",
   "month": "Month",
   "monthly_title_text_date_format": "MMMM y",
@@ -1433,7 +1435,7 @@
   "notifications_setting_description": "Manage notifications",
   "oauth": "OAuth",
   "obtainium_configurator": "Obtainium Configurator",
-  "obtainium_configurator_instructions": "Please create an API key and select a variant to create your Obtainium configuration link.",
+  "obtainium_configurator_instructions": "Use Obtainium to install and update the Android app directly from Immich GitHub's release. Create an API key and select a variant to create your Obtainium configuration link",
   "official_immich_resources": "Official Immich Resources",
   "offline": "Offline",
   "offset": "Offset",