CI: fix changelog push error (#90971)

* add --set-upstream origin to release-pr workflow git push

* use a different branch name for the changelog workflow

* disable backport support for now

* remove backport condition

.github/workflows/changelog.yml

@@ -73,7 +73,7 @@ jobs:
           git config --local user.email "github-actions[bot]@users.noreply.github.com"
           git config --local --add --bool push.autoSetupRemote true
       - name: "Create branch"
-        run: git checkout -b "release/${{ github.run_id }}/${{ inputs.version }}"
+        run: git checkout -b "changelog/${{ github.run_id }}/${{ inputs.version }}"
       - name: "Generate changelog"
         id: changelog
         uses: ./.github/workflows/actions/changelog
@@ -117,11 +117,11 @@ jobs:
         if: ${{ inputs.dry_run }} != true
         run: git push
       - name: "Create changelog PR"
-        if: "${{ inputs.backport == '' }}"
         run: >
           gh pr create \
-            $( [ "x${{ inputs.latest }}" == "xtrue" ] && printf %s '-l "release/latest"') \
             --dry-run=${{ inputs.dry_run }} \
+            --label "no-backport" \
+            --label "no-changelog" \
             -B "${{ inputs.target }}" \
             --title "Release: ${{ inputs.version }}" \
             --body "Changelog changes for release ${{ inputs.version }}"

.github/workflows/release-pr.yml

@@ -126,7 +126,7 @@ jobs:
 
       - name: Git push
         if: ${{ inputs.dry_run }} != true
-        run: git push
+        run: git push --set-upstream origin release/${{ github.run_id }}/${{ inputs.version }}
 
       - name: Create PR without backports
         if: "${{ inputs.backport == '' }}"
@@ -145,7 +145,6 @@ jobs:
         run: >
           gh pr create \
             $( [ "x${{ inputs.latest }}" == "xtrue" ] && printf %s '-l "release/latest"') \
-            -l "backport ${{ inputs.backport }}" \
             -l "product-approved" \
             --dry-run=${{ inputs.dry_run }} \
             -B "${{ inputs.target }}" \