Bump gh-pages from 2.1.1 to 5.0.0

Bumps [gh-pages](https://github.com/tschaub/gh-pages) from 2.1.1 to 5.0.0.
- [Release notes](https://github.com/tschaub/gh-pages/releases)
- [Changelog](https://github.com/tschaub/gh-pages/blob/main/changelog.md)
- [Commits](tschaub/gh-pages@v2.1.1...v5.0.0)

---
updated-dependencies:
- dependency-name: gh-pages
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "enzyme": "^3.10.0",
     "enzyme-adapter-react-16": "^1.14.0",
-    "gh-pages": "^2.0.1",
+    "gh-pages": "^5.0.0",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
     "react-router-dom": "^5.1.2",