Update .github/workflows/merge-up.yml

Co-authored-by: Andreas Braun <[email protected]>

Author: GromNaN

.github/workflows/merge-up.yml

@@ -27,5 +27,6 @@ jobs:
         uses: alcaeus/automatic-merge-up-action@main
         with:
           ref: ${{ github.ref_name }}
-          branchNamePattern: '<major>.x'
+          branchNamePattern: '<major>.<minor>'
+          devBranchNamePattern: '<major>.x'
           enableAutoMerge: true