Update terraform-docs/gh-actions action to v1.1.0 (#33)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/continuous-integration-terraform.yml

@@ -61,7 +61,7 @@ jobs:
           ref: ${{ github.event.pull_request.head.ref }}
 
       - name: Generate Terraform docs
-        uses: terraform-docs/gh-actions@v1.0.0
+        uses: terraform-docs/gh-actions@v1.1.0
         with:
           working-dir: .
           config-file: .terraform-docs.yml