Fix for ScanResultTest and WifiManagerTest

Added ACCESS_COARSE_LOCATION permission - it is now required to receive Wi-Fi
scan results(b/21852542).

Bug: 22790182
Change-Id: Idb72c200b08f7e4e95571504ab42c9e706f5c921
diff --git a/tests/tests/net/AndroidManifest.xml b/tests/tests/net/AndroidManifest.xml
index bca2d2c..001e294 100644
--- a/tests/tests/net/AndroidManifest.xml
+++ b/tests/tests/net/AndroidManifest.xml
@@ -20,6 +20,7 @@
 
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
     <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
     <uses-permission android:name="android.permission.DISABLE_KEYGUARD" />