Reverse CDN starterkit changes since it doesn't actually extend framework

Issue #2943967 by markcarver: Starterkits don't add framework assets properly

Signed-off-by: Mark Carver <[email protected]>

Author: markhalliwell

starterkits/cdn/THEMENAME.libraries.yml

@@ -1,4 +1,4 @@
-framework:
+global-styling:
   css:
     theme:
       css/style.css: {}

starterkits/cdn/THEMENAME.starterkit.yml

@@ -19,6 +19,5 @@ regions:
   page_top: 'Page top'
   page_bottom: 'Page bottom'
 
-libraries-extend:
-  bootstrap/framework:
-    - THEMENAME/framework
+libraries:
+  - 'THEMENAME/global-styling'