Bump helm/kind-action from 1.11.0 to 1.12.0 (netdata#458)

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

Author: dependabot[bot]

.github/workflows/checks.yml

@@ -36,7 +36,7 @@ jobs:
         run: ct lint --check-version-increment=false --validate-maintainers=false
 
       - name: Create kind cluster
-        uses: helm/kind-action@v1.11.0
+        uses: helm/kind-action@v1.12.0
         if: steps.list-changed.outputs.changed == 'true'
 
       - name: Run chart-testing (install)