Cleanup workflows (#12818)

* Cleanup Workflows

* Cleanup unneded workflows

.github/workflows/delete-json-branch.yml

@@ -1,29 +0,0 @@
-
-name: Delete JSON date PR  Branch
-
-on:
-  pull_request:
-    types: [closed]
-    branches:
-      - main
-
-jobs:
-  delete_branch:
-    if: github.repository == 'community-scripts/ProxmoxVE'
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout the code
-        uses: actions/checkout@v3
-
-      - name: Delete PR Update Branch
-        if: github.event.pull_request.merged == true && startsWith(github.event.pull_request.head.ref, 'pr-update-json-')
-        run: |
-          PR_BRANCH="${{ github.event.pull_request.head.ref }}"
-          echo "Deleting branch $PR_BRANCH..."
-
-          # Avoid deleting the default branch (e.g., main)
-          if [[ "$PR_BRANCH" != "main" ]]; then
-            git push origin --delete "$PR_BRANCH"
-          else
-            echo "Skipping deletion of the main branch"
-          fi