Setting up SELinux policy for Emergency number database

Test: Manual; https://paste.googleplex.com/6222197494382592
Bug: 136027884
Change-Id: I29214de6b5b5a62bff246c1256567844f4ce55c7
diff --git a/private/file_contexts b/private/file_contexts
index 8c67e1f..9b7bdcc 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -508,6 +508,7 @@
 /data/misc/carrierid(/.*)?      u:object_r:radio_data_file:s0
 /data/misc/dhcp(/.*)?           u:object_r:dhcp_data_file:s0
 /data/misc/dhcp-6\.8\.2(/.*)?     u:object_r:dhcp_data_file:s0
+/data/misc/emergencynumberdb(/.*)?     u:object_r:emergency_data_file:s0
 /data/misc/gatekeeper(/.*)?     u:object_r:gatekeeper_data_file:s0
 /data/misc/incidents(/.*)?	    u:object_r:incident_data_file:s0
 /data/misc/installd(/.*)?		u:object_r:install_data_file:s0