build(deps): bump terraform-docs/gh-actions from 1.2.0 to 1.3.0 (#66)

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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/docs.yml

@@ -15,7 +15,7 @@ jobs:
         ref: ${{ github.event.pull_request.head.ref }}
 
     - name: Terraform Docs
-      uses: terraform-docs/gh-actions@v1.2.0
+      uses: terraform-docs/gh-actions@v1.3.0
       with:
         config-file: .terraform-docs.yml
         git-commit-message: "docs(readme): update terraform documentation"