Revert "product: Remove wifi-service off SystemServerClassPath"

Revert submission 10103769-load_wifi_service_dynamically

Exempt-From-Owner-Approval: see go/perf-revert-first

Reason for revert: <Regression reported in b/148099857>

Reverted Changes:
I7b658cbfa: SystemServer: Dynamically load wifi-service
I93f2467d0: product: Remove wifi-service off SystemServerClass...

Change-Id: I83a2f93e351675eecc1e15ea1bfd9e1407e3f7cb
diff --git a/target/product/media_system.mk b/target/product/media_system.mk
index a745114..76debb3 100644
--- a/target/product/media_system.mk
+++ b/target/product/media_system.mk
@@ -61,7 +61,8 @@
 # The values should be of the format <apex name>:<jar name>
 PRODUCT_UPDATABLE_SYSTEM_SERVER_JARS := \
     com.android.appsearch:service-appsearch \
-    com.android.permission:service-permission
+    com.android.permission:service-permission \
+    com.android.wifi:wifi-service
 
 PRODUCT_COPY_FILES += \
     system/core/rootdir/etc/public.libraries.android.txt:system/etc/public.libraries.txt