added option --insecure-skip-tls-verify for helm install, addresses #7875

Signed-off-by: Matthias Riegler <matthias.riegler@taotesting.com>

pkg/action/install.go

@@ -647,6 +647,7 @@ func (c *ChartPathOptions) LocateChart(name string, settings *cli.EnvSettings) (
 		Options: []getter.Option{
 			getter.WithBasicAuth(c.Username, c.Password),
 			getter.WithTLSClientConfig(c.CertFile, c.KeyFile, c.CaFile),
+			getter.WithInsecureSkipVerifyTLS(c.InsecureSkipTLSverify),
 		},
 		RepositoryConfig: settings.RepositoryConfig,
 		RepositoryCache:  settings.RepositoryCache,