Merge pull request #1696 from IETS3/refactor/CascadingMergeAction

cascading merge workflow: fix indentation

Author: arimer

.github/workflows/PR-into-next-version.yml

@@ -11,5 +11,5 @@ jobs:
     steps:
       - name: Create PR
         uses: specificlanguages/cascading-merge@v2
-    with:
-      exclude_branch_prefix: maintenance/mps3
+        with:
+          exclude_branch_prefix: maintenance/mps3