update gradle

Author: knmn2000

android/app/build.gradle

@@ -121,6 +121,9 @@ def jscFlavor = 'org.webkit:android-jsc:+'
 def enableHermes = project.ext.react.get("enableHermes", false);
 
 android {
+      dexOptions {
+    javaMaxHeapSize "4g"
+  }
     ndkVersion rootProject.ext.ndkVersion
 
     compileSdkVersion rootProject.ext.compileSdkVersion