Update sync-dev-to-vX.Y-dev.yaml

Author: ralfhandl

.github/workflows/sync-dev-to-vX.Y-dev.yaml

@@ -14,7 +14,7 @@ on:
       - main-workflow-sync-dev-to-vX.Y-dev #TODO: remove after testing
 
 jobs:
-  sync-branch:
+  sync-branches:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
@@ -25,8 +25,10 @@ jobs:
         shell: bash
         run: |
           DEV_BRANCHES=$(git branch -r --list origin/v?.?-dev)
+          echo "DEV_BRANCHES=$DEV_BRANCHES"
           for DEV_BRANCH in $DEV_BRANCHES; do
             BASE=${DEV_BRANCH:7}
+            echo "BASE=$BASE"
             EXISTS=$(gh pr list --base $BASE --head $HEAD \
               --json number --jq '.[] | .number')
             if [ ! -z "$EXISTS" ]; then