fix android movie example by adding missing permission

Summary:
```log
12-10 04:15:40.321 1482-1482/com.facebook.react.movies E/AndroidRuntime: FATAL EXCEPTION: main
                                                                         Process: com.facebook.react.movies, PID: 1482
                                                                         java.lang.RuntimeException: Error receiving broadcast Intent { act=android.net.conn.CONNECTIVITY_CHANGE flg=0x4000010 (has extras) } in com.facebook.react.modules.netinfo.ConnectivityModule$ConnectivityBroadcastReceiver@529210a0
                                                                             at android.app.LoadedApk$ReceiverDispatcher$Args.run(LoadedApk.java:778)
                                                                             at android.os.Handler.handleCallback(Handler.java:733)
                                                                             at android.os.Handler.dispatchMessage(Handler.java:95)
                                                                             at
Closes facebook#4694

Reviewed By: svcscm

Differential Revision: D2743536

Pulled By: androidtrunkagent

fb-gh-sync-id: 7d93ca701c3d6b17add370ab13a68b150910e6a6

Examples/Movies/android/app/src/main/AndroidManifest.xml

@@ -2,6 +2,7 @@
     package="com.facebook.react.movies">
 
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
 
     <application
       android:allowBackup="true"