replace cxxbridge for bridge for RN 0.46+

facebook/react-native@8b53a2b

Author: sunnylqm

android/src/main/java/cn/reactnative/modules/update/UpdateModule.java

@@ -13,7 +13,7 @@
 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.ReadableMap;
 import com.facebook.react.bridge.UiThreadUtil;
-import com.facebook.react.cxxbridge.JSBundleLoader;
+import com.facebook.react.bridge.JSBundleLoader;
 
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;