Wifi: Remove unused permitted_package

android.x.net.wifi is no longer used as the
package name for jarjar'ed classes. Instead we
have settled on com.android.wifi.x going forward.

Bug: 157781374
Test: boots up and connects to wifi
Change-Id: I4be1f50df9181e27769e1861b14969069a82aa60
diff --git a/wifi/Android.bp b/wifi/Android.bp
index 0df578f..543c037 100644
--- a/wifi/Android.bp
+++ b/wifi/Android.bp
@@ -140,7 +140,6 @@
     permitted_packages: [
         "android.hardware.wifi",
         "android.net.wifi",
-        "android.x.net.wifi",
         // Created by jarjar rules.
         "com.android.wifi.x",
     ],