rebase: bump github.com/pkg/xattr from 0.4.7 to 0.4.9

Bumps [github.com/pkg/xattr](https://github.com/pkg/xattr) from 0.4.7 to 0.4.9.
- [Release notes](https://github.com/pkg/xattr/releases)
- [Commits](https://github.com/pkg/xattr/compare/v0.4.7...v0.4.9)

---
updated-dependencies:
- dependency-name: github.com/pkg/xattr
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/pkg/xattr/xattr.go

@@ -29,6 +29,8 @@ type Error struct {
 	Err  error
 }
 
+func (e *Error) Unwrap() error { return e.Err }
+
 func (e *Error) Error() (errstr string) {
 	if e.Op != "" {
 		errstr += e.Op

vendor/github.com/pkg/xattr/xattr_solaris.go

@@ -131,7 +131,7 @@ func llistxattr(path string, data []byte) (int, error) {
 func flistxattr(f *os.File, data []byte) (int, error) {
 	fd, err := unix.Openat(int(f.Fd()), ".", unix.O_RDONLY|unix.O_XATTR, 0)
 	if err != nil {
-		return 0, err
+		return 0, unix.ENOTSUP
 	}
 	xf := os.NewFile(uintptr(fd), f.Name())
 	defer func() {

vendor/github.com/pkg/xattr/xattr_unsupported.go

@@ -10,7 +10,7 @@ import (
 
 const (
 	// We need to use the default for non supported operating systems
-	ENOATTR = syscall.ENODATA
+	ENOATTR = syscall.Errno(0x59)
 )
 
 // XATTR_SUPPORTED will be true if the current platform is supported

vendor/modules.txt

@@ -481,7 +481,7 @@ github.com/pierrec/lz4/internal/xxh32
 # github.com/pkg/errors v0.9.1
 ## explicit
 github.com/pkg/errors
-# github.com/pkg/xattr v0.4.7
+# github.com/pkg/xattr v0.4.9
 ## explicit; go 1.14
 github.com/pkg/xattr
 # github.com/pmezard/go-difflib v1.0.0