Bump react-calendar from 3.7.0 to 4.6.1 in /client

Bumps [react-calendar](https://github.com/wojtekmaj/react-calendar/tree/HEAD/packages/react-calendar) from 3.7.0 to 4.6.1.
- [Release notes](https://github.com/wojtekmaj/react-calendar/releases)
- [Commits](https://github.com/wojtekmaj/react-calendar/commits/v4.6.1/packages/react-calendar)

---
updated-dependencies:
- dependency-name: react-calendar
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

client/package.json

@@ -20,7 +20,7 @@
     "latest-version": "^6.0.0",
     "react": "^17.0.2",
     "react-bootstrap": "^2.0.2",
-    "react-calendar": "^3.7.0",
+    "react-calendar": "^4.6.1",
     "react-dom": "^17.0.2",
     "react-loader-spinner": "^5.4.5",
     "react-redux": "^8.1.3",