Bump firebase_core and cloud_firestore in /flutter_maps_firestore

Bumps [firebase_core](https://github.com/firebase/flutterfire/tree/master/packages/firebase_core) and [cloud_firestore](https://github.com/firebase/flutterfire/tree/master/packages/cloud_firestore). These dependencies needed to be updated together.

Updates `firebase_core` from 2.32.0 to 3.0.0
- [Release notes](https://github.com/firebase/flutterfire/releases)
- [Changelog](https://github.com/firebase/flutterfire/blob/master/CHANGELOG.md)
- [Commits](https://github.com/firebase/flutterfire/commits/firebase_core-v3.0.0/packages/firebase_core)

Updates `cloud_firestore` from 4.17.5 to 5.0.0
- [Release notes](https://github.com/firebase/flutterfire/releases)
- [Changelog](https://github.com/firebase/flutterfire/blob/master/CHANGELOG.md)
- [Commits](https://github.com/firebase/flutterfire/commits/cloud_firestore-v5.0.0/packages/cloud_firestore)

---
updated-dependencies:
- dependency-name: firebase_core
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: cloud_firestore
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

flutter_maps_firestore/pubspec.yaml

@@ -8,8 +8,8 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  cloud_firestore: ^4.6.0
-  firebase_core: ^2.11.0
+  cloud_firestore: ">=4.6.0 <6.0.0"
+  firebase_core: ">=2.11.0 <4.0.0"
   google_maps_flutter: ^2.2.6
   google_maps_webservice: ^0.0.20-nullsafety.5
   location: ">=4.4.0 <7.0.0"