更新example

Author: zhanq

example/android/app/src/main/AndroidManifest.xml

@@ -23,10 +23,6 @@
         </activity>
         <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" />
 
-        <!-- Required -->
-        <meta-data android:name="JPUSH_APPKEY" android:value="${JPUSH_APPKEY}"/>
-        <meta-data android:name="JPUSH_CHANNEL" android:value="${JPUSH_CHANNEL}"/>
-
     </application>
 
     <uses-permission android:name="android.permission.INTERNET" />