build(deps): bump the ci group with 2 updates

Bumps the ci group with 2 updates: [korthout/backport-action](https://github.com/korthout/backport-action) and [hashicorp/setup-terraform](https://github.com/hashicorp/setup-terraform).


Updates `korthout/backport-action` from 2.0.0 to 2.1.0
- [Release notes](https://github.com/korthout/backport-action/releases)
- [Commits](408fae11ed...cb79e4e5f4)

Updates `hashicorp/setup-terraform` from 2.0.3 to 3.0.0
- [Release notes](https://github.com/hashicorp/setup-terraform/releases)
- [Changelog](https://github.com/hashicorp/setup-terraform/blob/main/CHANGELOG.md)
- [Commits](633666f66e...a1502cd9e7)

---
updated-dependencies:
- dependency-name: korthout/backport-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: ci
- dependency-name: hashicorp/setup-terraform
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: ci
...

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

.github/workflows/backport.yaml

@@ -17,7 +17,7 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Create backport PRs
-        uses: korthout/backport-action@408fae11ed190c2f91bf15d15af01b8f8b45709b # v2.0.0
+        uses: korthout/backport-action@cb79e4e5f46c7d7d653dd3d5fa8a9b0a945dfe4b # v2.1.0
         # xref: https://github.com/korthout/backport-action#inputs
         with:
           # Use token to allow workflows to be triggered for the created PR