Setting up SELinux policy for Emergency number database

Test: Manual; https://paste.googleplex.com/6222197494382592
Bug: 136027884
Change-Id: I29214de6b5b5a62bff246c1256567844f4ce55c7
diff --git a/private/system_server.te b/private/system_server.te
index a7f9b13..84f5bc7 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -443,6 +443,10 @@
 allow system_server adb_keys_file:dir create_dir_perms;
 allow system_server adb_keys_file:file create_file_perms;
 
+# Manage /data/misc/emergencynumberdb
+allow system_server emergency_data_file:dir create_dir_perms;
+allow system_server emergency_data_file:file create_file_perms;
+
 # Manage /data/misc/network_watchlist
 allow system_server network_watchlist_data_file:dir create_dir_perms;
 allow system_server network_watchlist_data_file:file create_file_perms;