chore(deps): bump terraform-docs/gh-actions from 1.2.0 to 1.3.0

Bumps [terraform-docs/gh-actions](https://github.com/terraform-docs/gh-actions) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/terraform-docs/gh-actions/releases)
- [Commits](terraform-docs/gh-actions@v1.2.0...v1.3.0)

---
updated-dependencies:
- dependency-name: terraform-docs/gh-actions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/terraform-docs.yaml

@@ -20,7 +20,7 @@ jobs:
           ref: ${{ github.event.pull_request.head.ref }}
 
       - name: Render terraform docs and push changes back to PR
-        uses: terraform-docs/gh-actions@v1.2.0
+        uses: terraform-docs/gh-actions@v1.3.0
         with:
           working-dir: .
           output-file: README.md