Explicitly request ip-up-vpn

Change-Id: I05c1a3f75e9a2b9040fda3e00f0b659c613968b1
diff --git a/target/product/core.mk b/target/product/core.mk
index a35df85..7fe3889 100644
--- a/target/product/core.mk
+++ b/target/product/core.mk
@@ -26,6 +26,7 @@
 
 PRODUCT_PACKAGES := \
     framework-res \
+    ip-up-vpn \
     Browser \
     CarHomeLauncher \
     Contacts \