Make hotspots element generally available

Also remove unsed image gallery feature flag.

REDMINE-20673

Author: tf

entry_types/scrolled/config/locales/new/hotspots.de.yml

@@ -1,7 +1,4 @@
 de:
-  pageflow:
-    hotspots_content_element:
-      feature_name: Hotspots Inhaltselement
   pageflow_scrolled:
     inline_editing:
       select_link_destination: "Link-Ziel auswählen"

entry_types/scrolled/config/locales/new/hotspots.en.yml

@@ -1,7 +1,4 @@
 en:
-  pageflow:
-    hotspots_content_element:
-      feature_name: Hotspots content element
   pageflow_scrolled:
     inline_editing:
       select_link_destination: "Select link destination"

entry_types/scrolled/lib/pageflow_scrolled/plugin.rb

@@ -37,8 +37,6 @@ def configure(config)
         c.features.register('datawrapper_chart_embed_opt_in')
         c.features.enable_by_default('datawrapper_chart_embed_opt_in')
         c.features.register('iframe_embed_content_element')
-        c.features.register('hotspots_content_element')
-        c.features.register('image_gallery_content_element')
         c.features.register('frontend_v2')
         c.features.register('scrolled_entry_fragment_caching')
         c.features.register('backdrop_content_elements')

entry_types/scrolled/package/src/contentElements/hotspots/editor/index.js

@@ -18,7 +18,6 @@ editor.registerSideBarRouting({
 editor.contentElementTypes.register('hotspots', {
   pictogram,
   category: 'interactive',
-  featureName: 'hotspots_content_element',
   supportedPositions: ['inline', 'sticky', 'standAlone', 'left', 'right', 'backdrop'],
   supportedWidthRange: ['xxs', 'full'],