vendor: bump c/common to v0.49.2-0.20220929111928-2d1b45ae2423

[NO NEW TESTS NEEDED]
[NO TESTS NEEDED]

Signed-off-by: Aditya R <arajan@redhat.com>

vendor/github.com/opencontainers/selinux/go-selinux/rchcon.go

@@ -1,3 +1,4 @@
+//go:build linux && go1.16
 // +build linux,go1.16
 
 package selinux
@@ -11,7 +12,18 @@ import (
 )
 
 func rchcon(fpath, label string) error {
+	fastMode := false
+	// If the current label matches the new label, assume
+	// other labels are correct.
+	if cLabel, err := lFileLabel(fpath); err == nil && cLabel == label {
+		fastMode = true
+	}
 	return pwalkdir.Walk(fpath, func(p string, _ fs.DirEntry, _ error) error {
+		if fastMode {
+			if cLabel, err := lFileLabel(fpath); err == nil && cLabel == label {
+				return nil
+			}
+		}
 		e := lSetFileLabel(p, label)
 		// Walk a file tree can race with removal, so ignore ENOENT.
 		if errors.Is(e, os.ErrNotExist) {