Bump helm/kind-action from 1.10.0 to 1.12.0 (#507)

Author: dependabot[bot]

.github/workflows/test-output-validity.yml

@@ -29,7 +29,7 @@ jobs:
       run: make
 
     - name: Bring up a live cluster
-      uses: helm/kind-action@0025e74a8c7512023d06dc019c617aa3cf561fde
+      uses: helm/kind-action@a1b0e391336a6ee6713a0583f8c6240d70863de3
 
     - name: Test output on a live cluster
       run: |