Add VR 1.0 hal.

Bug: 31442830
Test: make all and tested VR mode on a device.
Change-Id: Icff8478c27184661d687d970d5b6759bff21beff
diff --git a/Android.bp b/Android.bp
index dca108d..9631063 100644
--- a/Android.bp
+++ b/Android.bp
@@ -39,6 +39,8 @@
     "vehicle/2.0",
     "vibrator/1.0",
     "vibrator/1.0/default",
+    "vr/1.0",
+    "vr/1.0/default",
     "wifi/1.0",
     "wifi/supplicant/1.0",
 ]