rebase: bump github.com/google/fscrypt from 0.3.3 to 0.3.4

Bumps [github.com/google/fscrypt](https://github.com/google/fscrypt) from 0.3.3 to 0.3.4.
- [Release notes](https://github.com/google/fscrypt/releases)
- [Changelog](https://github.com/google/fscrypt/blob/master/NEWS.md)
- [Commits](https://github.com/google/fscrypt/compare/v0.3.3...v0.3.4)

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

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

vendor/github.com/google/fscrypt/filesystem/mountpoint.go

@@ -25,7 +25,6 @@ import (
 	"bufio"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 	"path/filepath"
@@ -537,11 +536,15 @@ func getMountFromLink(link string) (*Mount, error) {
 }
 
 func (mnt *Mount) getFilesystemUUID() (string, error) {
-	dirContents, err := ioutil.ReadDir(uuidDirectory)
+	dirEntries, err := os.ReadDir(uuidDirectory)
 	if err != nil {
 		return "", err
 	}
-	for _, fileInfo := range dirContents {
+	for _, dirEntry := range dirEntries {
+		fileInfo, err := dirEntry.Info()
+		if err != nil {
+			continue
+		}
 		if fileInfo.Mode()&os.ModeSymlink == 0 {
 			continue // Only interested in UUID symlinks
 		}