Bump mock-fs from 4.13.0 to 4.14.0 (#3315)

Bumps [mock-fs](https://github.com/tschaub/mock-fs) from 4.13.0 to 4.14.0.
- [Release notes](https://github.com/tschaub/mock-fs/releases)
- [Changelog](https://github.com/tschaub/mock-fs/blob/main/changelog.md)
- [Commits](tschaub/mock-fs@v4.13.0...v4.14.0)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -67,7 +67,7 @@
     "mocha": "~8.3.2",
     "mocha-junit-reporter": "~2.0.0",
     "mocha-multi-reporters": "~1.5.1",
-    "mock-fs": "~4.13.0",
+    "mock-fs": "~4.14.0",
     "rewire": "~5.0.0",
     "sinon": "~10.0.0",
     "tslint": "~6.1.3",