Bump helm/chart-testing-action from e27de75c91e0f939bbffea4638c3c70430d7b857 to 6ec842c01de15ebb84c8627d2744a0c2f2755c9f (#14146)

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

Author: k8s-infra-cherrypick-robot

.github/workflows/chart.yaml

@@ -31,7 +31,7 @@ jobs:
         uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
 
       - name: Set up Helm Chart Testing
-        uses: helm/chart-testing-action@e27de75c91e0f939bbffea4638c3c70430d7b857
+        uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f
 
       - name: Set up Artifact Hub
         run: |

.github/workflows/ci.yaml

@@ -226,7 +226,7 @@ jobs:
         uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
 
       - name: Set up Helm Chart Testing
-        uses: helm/chart-testing-action@e27de75c91e0f939bbffea4638c3c70430d7b857
+        uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f
 
       - name: Set up Artifact Hub
         run: |