sepolicy: Add policy for VR HIDL service.

Test: built and ran on device.
Bug: 31442830
Change-Id: Idd7870b4dd70eed8cd4dc55e292be39ff703edd2
diff --git a/private/android_hardware_vr.te b/private/android_hardware_vr.te
new file mode 100644
index 0000000..65ab4ee
--- /dev/null
+++ b/private/android_hardware_vr.te
@@ -0,0 +1,2 @@
+# may be started by init
+init_daemon_domain(android_hardware_vr)