fix: remove minifyEnabled and shrinkResources from release build configuration

- Update release build configuration in build.gradle
- Remove minifyEnabled and shrinkResources settings from release build configuration

Author: muzahidul-opti

example/android/app/build.gradle

@@ -50,8 +50,6 @@ android {
             // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
             signingConfig signingConfigs.debug
-            minifyEnabled true
-            shrinkResources false
         }
     }
 }