Rename vpnprofilestore to legacykeystore

Bug: 192555229
Bug: 191373871
Test: boot microdroid and there aren't SELinux denials
Change-Id: Ia48d5ca15341446039080168e2a130f71c828527
diff --git a/microdroid/sepolicy/system/public/service.te b/microdroid/sepolicy/system/public/service.te
index 74dc104..365515a 100644
--- a/microdroid/sepolicy/system/public/service.te
+++ b/microdroid/sepolicy/system/public/service.te
@@ -22,6 +22,7 @@
 type keystore_compat_hal_service, service_manager_type;
 type keystore_maintenance_service, service_manager_type;
 type keystore_service,          service_manager_type;
+type legacykeystore_service,    service_manager_type;
 type lpdump_service,            service_manager_type;
 type mediaserver_service,       service_manager_type;
 type mediametrics_service,      service_manager_type;
@@ -44,7 +45,6 @@
 type virtualization_service,    service_manager_type;
 type virtual_touchpad_service,  service_manager_type;
 type vold_service,              service_manager_type;
-type vpnprofilestore_service,   service_manager_type;
 type vr_hwc_service,            service_manager_type;
 type vrflinger_vsync_service,   service_manager_type;