[google_maps_flutter] Switch app-facing package to new analysis options (flutter#4716)

Author: TahaTesser

packages/google_maps_flutter/google_maps_flutter/AUTHORS

@@ -64,3 +64,4 @@ Aleksandr Yurkovskiy <sanekyy@gmail.com>
 Anton Borries <mail@antonborri.es>
 Alex Li <google@alexv525.com>
 Rahul Raj <64.rahulraj@gmail.com>
+Taha Tesser <tesser@gmail.com>

packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md

@@ -1,7 +1,8 @@
-## NEXT
+## 2.1.2
 
 * Removes dependencies from `pubspec.yaml` that are only needed in `example/pubspec.yaml`
 * Updates Android compileSdkVersion to 31.
+* Internal code cleanup for stricter analysis options.
 
 ## 2.1.1
 

packages/google_maps_flutter/google_maps_flutter/analysis_options.yaml

@@ -78,9 +78,9 @@ class GoogleMapInspector {
   }
 
   Future<Map<String, dynamic>?> getTileOverlayInfo(String id) async {
-    return (await _channel.invokeMapMethod<String, dynamic>(
+    return await _channel.invokeMapMethod<String, dynamic>(
         'map#getTileOverlayInfo', <String, String>{
       'tileOverlayId': id,
-    }));
+    });
   }
 }