Use same output format for hooks as for manifest

Signed-off-by: Jonas Rutishauser <jonas.rutishauser@alumni.ethz.ch>

cmd/helm/get_hooks.go

@@ -46,7 +46,7 @@ func newGetHooksCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 				return err
 			}
 			for _, hook := range res.Hooks {
-				fmt.Fprintf(out, "---\n# %s\n%s", hook.Name, hook.Manifest)
+				fmt.Fprintf(out, "---\n# Source: %s\n%s\n", hook.Path, hook.Manifest)
 			}
 			return nil
 		},

cmd/helm/testdata/output/get-hooks.txt

@@ -1,7 +1,8 @@
 ---
-# pre-install-hook
+# Source: pre-install-hook.yaml
 apiVersion: v1
 kind: Job
 metadata:
   annotations:
     "helm.sh/hook": pre-install
+