Fix linting issues

Signed-off-by: Brice Rising <brice.rising@slalom.com>
(cherry picked from commit 16852f04)

pkg/fsutil/fs_test.go

@@ -18,7 +18,6 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-
 package fs
 
 import (

pkg/fsutil/rename.go

+// +build !windows
+
 /*
 Copyright (c) for portions of rename.go are held by The Go Authors, 2016 and are provided under
 the BSD license.
 
-https://github.com/golang/dep/blob/master/LICENSE
+https://github.com/golang/go/blob/master/LICENSE
 
 Copyright The Helm Authors.
 Licensed under the Apache License, Version 2.0 (the "License");
@@ -18,8 +20,6 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// +build !windows
-
 package fs
 
 import (

pkg/fsutil/rename_windows.go

+// +build windows
+
 /*
 Copyright (c) for portions of rename_windows.go are held by The Go Authors, 2016 and are provided under
 the BSD license.
@@ -18,8 +20,6 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// +build windows
-
 package fs
 
 import (