chore(deps): bump luxon from 2.0.2 to 2.3.0

Bumps [luxon](https://github.com/moment/luxon) from 2.0.2 to 2.3.0.
- [Release notes](https://github.com/moment/luxon/releases)
- [Changelog](https://github.com/moment/luxon/blob/master/CHANGELOG.md)
- [Commits](https://github.com/moment/luxon/compare/2.0.2...2.3.0)

---
updated-dependencies:
- dependency-name: luxon
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

plugins/firehydrant/package.json

@@ -32,7 +32,7 @@
     "@material-ui/core": "^4.12.2",
     "@material-ui/icons": "^4.9.1",
     "@material-ui/lab": "4.0.0-alpha.57",
-    "luxon": "^1.27.0",
+    "luxon": "^2.3.0",
     "react-use": "^17.2.4"
   },
   "peerDependencies": {