pkg/containerfs: normalize comment formatting

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

pkg/containerfs/archiver.go

@@ -194,7 +194,7 @@ func remapIDs(idMapping *idtools.IdentityMapping, hdr *tar.Header) error {
 // chmodTarEntry is used to adjust the file permissions used in tar header based
 // on the platform the archival is done.
 func chmodTarEntry(perm os.FileMode) os.FileMode {
-	//perm &= 0755 // this 0-ed out tar flags (like link, regular file, directory marker etc.)
+	// perm &= 0755 // this 0-ed out tar flags (like link, regular file, directory marker etc.)
 	permPart := perm & os.ModePerm
 	noPermPart := perm &^ os.ModePerm
 	// Add the x bit: make everything +x from windows