Remove vrflinger

Not used anymore.

Test: build + presubmit
Bug: 170681929
Change-Id: I3ac9b842f89acf620e9f08516e44977d83064f2f
diff --git a/private/compat/31.0/31.0.cil b/private/compat/31.0/31.0.cil
index f3abde4..362b412 100644
--- a/private/compat/31.0/31.0.cil
+++ b/private/compat/31.0/31.0.cil
@@ -3,6 +3,8 @@
 (type apex_permission_data_file)
 (type apex_scheduling_data_file)
 (type apex_wifi_data_file)
+(type vr_hwc)
+(type vr_hwc_exec)
 
 (expandtypeattribute (DockObserver_service_31_0) true)
 (expandtypeattribute (IProxyService_service_31_0) true)