Avoid recreating AuthorizationManagementActivity on configChanges (openid#769)

On Android 12 onResume is called before onNewIntent on configChanges breaking
the authentication flow which ends up in user cancellation.

Author: Harkertron

library/AndroidManifest.xml

@@ -20,6 +20,7 @@
   <application>
     <activity android:name=".AuthorizationManagementActivity"
       android:exported="false"
+      android:configChanges="screenSize|smallestScreenSize|screenLayout|orientation|keyboard|keyboardHidden"
       android:theme="@style/Theme.AppCompat.Translucent.NoTitleBar"
       android:launchMode="singleTask" />