Bump find-up from 5.0.0 to 6.3.0

Bumps [find-up](https://github.com/sindresorhus/find-up) from 5.0.0 to 6.3.0.
- [Release notes](https://github.com/sindresorhus/find-up/releases)
- [Commits](sindresorhus/find-up@v5.0.0...v6.3.0)

---
updated-dependencies:
- dependency-name: find-up
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -123,7 +123,7 @@
     "eventemitter2": "^6.4.4",
     "express": "^4.17.1",
     "express-robots-txt": "^1.0.0",
-    "find-up": "^5.0.0",
+    "find-up": "^6.3.0",
     "form-data": "^4.0.0",
     "fs-extra": "^10.0.0",
     "get-port": "^5.1.1",