geoflutterfire_plus-v0.0.31

What's Changed

• build(deps): bump firebase_core from 3.4.0 to 3.4.1 in /example by @dependabot in #236
• build(deps): bump cloud_firestore from 5.3.0 to 5.4.1 in /example by @dependabot in #237
• build: update dependency versions by @kosukesaigusa in #238
• Chore/v0.0.31 by @kosukesaigusa in #239

Full Changelog: geoflutterfire_plus-v0.0.30...geoflutterfire_plus-v0.0.31