Bump korthout/backport-action from 3.2.1 to 3.3.0

Bumps [korthout/backport-action](https://github.com/korthout/backport-action) from 3.2.1 to 3.3.0.
- [Release notes](https://github.com/korthout/backport-action/releases)
- [Commits](0193454f0c...ca4972adce)

---
updated-dependencies:
- dependency-name: korthout/backport-action
  dependency-version: 3.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/backport.yml

@@ -31,7 +31,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Create backport pull requests
-        uses: korthout/backport-action@0193454f0c5947491d348f33a275c119f30eb736 # v3.2.1
+        uses: korthout/backport-action@ca4972adce8039ff995e618f5fc02d1b7961f27a # v3.3.0
         with:
           # Inputs documented here: https://github.com/korthout/backport-action?tab=readme-ov-file#inputs
           github_token: ${{ github.token }}