Add contexts for init.svc.* props

To remove bad context names "exported*_prop". Other init.svc.*
properties explicitly become system internal prop.

Bug: 155844385
Test: boot and see no denials
Change-Id: I7a3b4103a4cea77035a6e831e3b6a49a45f15a35
diff --git a/private/compat/27.0/27.0.ignore.cil b/private/compat/27.0/27.0.ignore.cil
index 2dd0265..a55887f 100644
--- a/private/compat/27.0/27.0.ignore.cil
+++ b/private/compat/27.0/27.0.ignore.cil
@@ -100,6 +100,8 @@
     heapprofd_socket
     incident_helper
     incident_helper_exec
+    init_service_status_private_prop
+    init_service_status_prop
     iorapd
     iorapd_data_file
     iorapd_exec