Remove redundant permission

mirai-core/src/main/AndroidManifest.xml

@@ -2,6 +2,4 @@
 <manifest package="net.mamoe.mirai" xmlns:android="http://schemas.android.com/apk/res/android">
     <uses-permission android:name="android.permission.READ_PHONE_STATE"/>
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
-    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
-    <uses-permission android:name="android.permission.READ_PHONE_STATE"/>
 </manifest>