Update alpine/helm Docker tag to v3.16.1

This MR contains the following updates:

Package	Type	Update	Change
alpine/helm	image-name	minor	3.15.4 -> 3.16.1

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.gitlab-ci.yml

@@ -16,7 +16,7 @@ stages:
 lint:
   stage: test
   image:
-    name: alpine/helm:3.15.4
+    name: alpine/helm:3.16.1
     entrypoint: ["/bin/sh", "-c"]
   script:
     - helm lint $CHART
@@ -29,7 +29,7 @@ lint:
 package_charts:
   stage: package
   image:
-    name: alpine/helm:3.15.4
+    name: alpine/helm:3.16.1
     entrypoint: ["/bin/sh", "-c"]
   script:
     # The helm-push command is broken in Helm 3.7. For more information,