[google_maps_flutter] removed old overrides (#4679)

Removed 2 overrides with the comment
```
// TODO(mklim): Remove this empty override once #40126 is fixed in stable.
```
As the issue was fixed in 2019

Related to #131791

Author: mishapark

packages/google_maps_flutter/google_maps_flutter_android/CHANGELOG.md

@@ -1,5 +1,5 @@
-## NEXT
-
+## 2.4.16
+* Removes old empty override methods.
 * Fixes unawaited_futures violations.
 
 ## 2.4.15

packages/google_maps_flutter/google_maps_flutter_android/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapController.java

@@ -604,20 +604,6 @@ private void setGoogleMapListener(@Nullable GoogleMapListener listener) {
     googleMap.setOnMapLongClickListener(listener);
   }
 
-  // @Override
-  // The minimum supported version of Flutter doesn't have this method on the PlatformView interface, but the maximum
-  // does. This will override it when available even with the annotation commented out.
-  public void onInputConnectionLocked() {
-    // TODO(mklim): Remove this empty override once https://github.com/flutter/flutter/issues/40126 is fixed in stable.
-  }
-
-  // @Override
-  // The minimum supported version of Flutter doesn't have this method on the PlatformView interface, but the maximum
-  // does. This will override it when available even with the annotation commented out.
-  public void onInputConnectionUnlocked() {
-    // TODO(mklim): Remove this empty override once https://github.com/flutter/flutter/issues/40126 is fixed in stable.
-  }
-
   // DefaultLifecycleObserver
 
   @Override

packages/google_maps_flutter/google_maps_flutter_android/pubspec.yaml

@@ -2,7 +2,7 @@ name: google_maps_flutter_android
 description: Android implementation of the google_maps_flutter plugin.
 repository: https://github.com/flutter/packages/tree/main/packages/google_maps_flutter/google_maps_flutter_android
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+maps%22
-version: 2.4.15
+version: 2.4.16
 
 environment:
   sdk: ">=2.18.0 <4.0.0"