SEPolicy for Staged Installs.

Test: basic workflow between apexd and PackageManager tested with
changes being developed.
Bug: 118865310
Change-Id: I1ae866f33e9b22493585e108c4fd45400493c7ac
diff --git a/private/compat/27.0/27.0.ignore.cil b/private/compat/27.0/27.0.ignore.cil
index 88cf5d6..429725c 100644
--- a/private/compat/27.0/27.0.ignore.cil
+++ b/private/compat/27.0/27.0.ignore.cil
@@ -141,6 +141,7 @@
     statsdw_socket
     storaged_data_file
     super_block_device
+    staging_data_file
     system_boot_reason_prop
     system_lmk_prop
     system_suspend_hwservice