[TASK] Move breaking changes to UPGRADE.md files

README.md

@@ -347,7 +347,3 @@ This extension comes with the command controller task **** to migirate tx_news e
 
 To use your old file references, you need to import your sys_file and sys_file_reference_table as sys_file_news_migration and sys_file_reference
 into your database. The Filepaths must not change!
-
-## Version 8 to 9 changes
-
-- Dropped TYPO3 8 support

Upgrade.md

@@ -54,3 +54,7 @@ In order for your module bundler to find the ```sgnews``` package, you need to a
 	}
 }
 ```
+
+## Version 9 Breaking Changes
+
+- Dropped TYPO3 8 support