chore(deps): update dependency helm to v4.2.1

Author: wittdennis-renovate[bot]

.github/workflows/pull-request.yaml

@@ -24,7 +24,7 @@ jobs:
       - name: setup helm
         uses: azure/setup-helm@dda3372f752e03dde6b3237bc9431cdc2f7a02a2 # v5.0.0
         with:
-          version: v4.2.0 # renovate: datasource=github-tags depName=helm/helm versioning=semver
+          version: v4.2.1 # renovate: datasource=github-tags depName=helm/helm versioning=semver
 
       - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with: