car_base.mk: Switch to wifi apex mainline module

Bug: 144722612
Test: Device boots up & connects to wifi networks.
Change-Id: I63baceccaba5ffa9b61d9882dc8880b593f183fa
diff --git a/car_product/build/car_base.mk b/car_product/build/car_base.mk
index 8cf0a31..e2be286 100644
--- a/car_product/build/car_base.mk
+++ b/car_product/build/car_base.mk
@@ -20,6 +20,7 @@
 PRODUCT_PACKAGE_OVERLAYS += packages/services/Car/car_product/overlay
 
 PRODUCT_PACKAGES += \
+    com.android.wifi \
     Home \
     BasicDreams \
     CaptivePortalLogin \
@@ -51,7 +52,6 @@
     libspeexresampler \
     libvariablespeed \
     libwebrtc_audio_preprocessing \
-    InProcessWifiStack \
     A2dpSinkService \
     PackageInstaller \
     car-bugreportd \