Update build.gradle

Author: LavanyaA

android/app/build.gradle

@@ -28,7 +28,7 @@ android {
     if (project.android.hasProperty("namespace")) {
         namespace "com.syncfusion.flutter_examples"
     }
-    compileSdkVersion 34
+    compileSdkVersion flutter.compileSdkVersion
 
     lintOptions {
         disable 'InvalidPackage'
@@ -38,7 +38,7 @@ android {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.syncfusion.flutter_examples"
         minSdkVersion 19
-        targetSdkVersion 34
+        targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"