Bump fs-extra from 9.1.0 to 11.2.0

Bumps [fs-extra](https://github.com/jprichardson/node-fs-extra) from 9.1.0 to 11.2.0.
- [Changelog](https://github.com/jprichardson/node-fs-extra/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jprichardson/node-fs-extra/compare/9.1.0...11.2.0)

---
updated-dependencies:
- dependency-name: fs-extra
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -8,7 +8,7 @@
     "eris": "^0.14.0",
     "express": "^4.16.4",
     "formidable": "^1.2.1",
-    "fs-extra": "^9.0.0",
+    "fs-extra": "^11.2.0",
     "helmet": "^4.0.0",
     "lowdb": "^1.0.0",
     "path": "^0.12.7",