Set neverallow for hypervisor test properties

Bug: 298306391
Change-Id: I754af47d063bb26549cd1793951b09262cadd95a
Test: TH
diff --git a/private/virtualizationmanager.te b/private/virtualizationmanager.te
index 095a27d..68dc8bc 100644
--- a/private/virtualizationmanager.te
+++ b/private/virtualizationmanager.te
@@ -68,10 +68,12 @@
 # Allow virtualizationmanager to be read custom pvmfw.img configuration
 userdebug_or_eng(`get_prop(virtualizationmanager, hypervisor_pvmfw_prop)')
 dontaudit virtualizationmanager hypervisor_pvmfw_prop:file read;
+neverallow { domain -init -dumpstate userdebug_or_eng(`-virtualizationmanager') } hypervisor_pvmfw_prop:file no_rw_file_perms;
 
 # Allow virtualizationmanager to be read custom virtualizationmanager configuration
 userdebug_or_eng(`get_prop(virtualizationmanager, hypervisor_virtualizationmanager_prop)')
 dontaudit virtualizationmanager hypervisor_virtualizationmanager_prop:file read;
+neverallow { domain -init -dumpstate userdebug_or_eng(`-virtualizationmanager') } hypervisor_virtualizationmanager_prop:file no_rw_file_perms;
 
 # Allow virtualizationmanager service to talk to tombstoned to push guest ramdumps
 unix_socket_connect(virtualizationmanager, tombstoned_crash, tombstoned)