Add SeLinux policy for WiFi Vendor HAL AIDL service.

Bug: 205044134
Test: Manual - reboot phone and check if AIDL
      service is running.
Change-Id: I242e6ef860d2defdb0ab0a3d649b2a4e3f0de5a6
diff --git a/private/service_contexts b/private/service_contexts
index beeabbd..9a3e581 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -80,6 +80,7 @@
 android.hardware.vibrator.IVibrator/default                          u:object_r:hal_vibrator_service:s0
 android.hardware.vibrator.IVibratorManager/default                   u:object_r:hal_vibrator_service:s0
 android.hardware.weaver.IWeaver/default                              u:object_r:hal_weaver_service:s0
+android.hardware.wifi.IWifi/default                                  u:object_r:hal_wifi_service:s0
 android.hardware.wifi.hostapd.IHostapd/default                       u:object_r:hal_wifi_hostapd_service:s0
 android.hardware.wifi.supplicant.ISupplicant/default                 u:object_r:hal_wifi_supplicant_service:s0
 android.se.omapi.ISecureElementService/default                       u:object_r:secure_element_service:s0