Bump @types/mock-fs from 4.13.0 to 4.13.1

Bumps [@types/mock-fs](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/mock-fs) from 4.13.0 to 4.13.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/mock-fs)

---
updated-dependencies:
- dependency-name: "@types/mock-fs"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
   "devDependencies": {
     "@types/glob": "~7.1.3",
     "@types/mocha": "~8.2.3",
-    "@types/mock-fs": "~4.13.0",
+    "@types/mock-fs": "~4.13.1",
     "@types/node": "~14.17.4",
     "@types/node-fetch": "~2.5.10",
     "@types/rewire": "~2.5.28",