Update .vts files on master based on the latest .hal file and hidl-gen

Test: mma
Change-Id: I9558f300505db83e26f7c241c5cf729cd005a07b
diff --git a/vr/1.0/vts/Vr.vts b/vr/1.0/vts/Vr.vts
index 36ec11f..fdc4a5c 100644
--- a/vr/1.0/vts/Vr.vts
+++ b/vr/1.0/vts/Vr.vts
@@ -4,6 +4,7 @@
 
 package: "android.hardware.vr"
 
+import: "android.hidl.base@1.0::types"
 
 interface: {
     api: {