Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `Gemfile.lock`:
  Not a real conflict, just an upstream dependency udpated
  textually too close to a glitch-soc-only dependency.
  Updated dependencies like upstream.
- `app/controllers/settings/preferences_controller.rb`:
  Upstream added settings where we had extra glitch-soc-specific settings.
  Added upstream's new settings.
- `app/models/user.rb`:
  Upstream added settings where we had extra glitch-soc-specific settings.
  Added upstream's new settings.
- `config/i18n-tasks.yml`:
  Not a real conflict, just a new upstream line too textually close to
  a glitch-soc-only line.
  Ported upstream's change.

app/lib/user_settings_decorator.rb

@@ -43,6 +43,7 @@ class UserSettingsDecorator
     user.settings['use_pending_items']   = use_pending_items_preference if change?('setting_use_pending_items')
     user.settings['trends']              = trends_preference if change?('setting_trends')
     user.settings['crop_images']         = crop_images_preference if change?('setting_crop_images')
+    user.settings['always_send_emails']  = always_send_emails_preference if change?('setting_always_send_emails')
   end
 
   def merged_notification_emails
@@ -157,6 +158,10 @@ class UserSettingsDecorator
     boolean_cast_setting 'setting_crop_images'
   end
 
+  def always_send_emails_preference
+    boolean_cast_setting 'setting_always_send_emails'
+  end
+
   def boolean_cast_setting(key)
     ActiveModel::Type::Boolean.new.cast(settings[key])
   end