Merge pull request #7751 from mattfarina/fix-7748

Fixing issue where archives created on windows have broken paths

pkg/chartutil/save.go

@@ -223,7 +223,7 @@ func writeTarContents(out *tar.Writer, c *chart.Chart, prefix string) error {
 func writeToTar(out *tar.Writer, name string, body []byte) error {
 	// TODO: Do we need to create dummy parent directory names if none exist?
 	h := &tar.Header{
-		Name:    name,
+		Name:    filepath.ToSlash(name),
 		Mode:    0644,
 		Size:    int64(len(body)),
 		ModTime: time.Now(),