Bump sqren/backport-github-action from 9.2.2 to 9.3.0

Bumps [sqren/backport-github-action](https://github.com/sqren/backport-github-action) from 9.2.2 to 9.3.0.
- [Release notes](https://github.com/sqren/backport-github-action/releases)
- [Commits](sorenlouv/backport-github-action@52bcafe...8489273)

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

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

.github/workflows/backport.yml

@@ -21,7 +21,7 @@ jobs:
       contents: write
     steps:
       - name: Backport Action
-        uses: sqren/backport-github-action@52bcafe7ea063705421cd5b7c30977e95b98b1bb # v9.2.2
+        uses: sqren/backport-github-action@848927304bbe2d5d1baa6e14383c12d85caf381e # v9.3.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           auto_backport_label_prefix: backport-to-