fix for breaking change in React Native 0.47 (#1695)

lib/android/app/src/main/java/com/reactnativenavigation/react/NavigationPackage.java

@@ -26,7 +26,6 @@ public class NavigationPackage implements ReactPackage {
 		);
 	}
 
-	@Override
 	public List<Class<? extends JavaScriptModule>> createJSModules() {
 		return Collections.emptyList();
 	}