chore(snippets): Add snippets for Maps Rx.

[arriolac]

Add snippets for Maps Rx library.

[snippet-bot]

Here is the summary of changes.

You are about to add 3 region tags.

• snippets/app/src/gms/java/com/google/maps/example/kotlin/MapsRx.kt:14, tag maps_android_maps_rx_marker_click_events
• snippets/app/src/gms/java/com/google/maps/example/kotlin/MapsRx.kt:23, tag maps_android_maps_rx_camera_merge_events
• snippets/app/src/gms/java/com/google/maps/example/kotlin/PlacesRx.kt:10, tag maps_android_places_rx_marker_click_events

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[googlemaps-bot]

🎉 This PR is included in version 1.6.3 🎉

The release is available on GitHub release

Your semantic-release bot 📦🚀