Bump recursive-readdir from 2.2.2 to 2.2.3 in /src (#3263)

Bumps [recursive-readdir](https://github.com/jergason/recursive-readdir) from 2.2.2 to 2.2.3.
- [Release notes](https://github.com/jergason/recursive-readdir/releases)
- [Changelog](https://github.com/jergason/recursive-readdir/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jergason/recursive-readdir/commits/v2.2.3)

---
updated-dependencies:
- dependency-name: recursive-readdir
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/package-lock.json

@@ -42,7 +42,7 @@
     "prettier": "2.7.1",
     "puppeteer": "19.2.0",
     "rainbow-code": "2.1.7",
-    "recursive-readdir": "2.2.2",
+    "recursive-readdir": "2.2.3",
     "run-script-os": "1.1.6",
     "showdown": "2.1.0",
     "smartypants": "0.1.6",