Sepolicies for server configural flags reset

Test: m -j succeeded and manual tested on device

Change-Id: I3415c58335361a9da4ef2368e61bc4e0250a91bb
diff --git a/private/file_contexts b/private/file_contexts
index 1035340..3284b68 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -423,6 +423,7 @@
 /data/preloads(/.*)?	u:object_r:preloads_data_file:s0
 /data/preloads/media(/.*)?	u:object_r:preloads_media_file:s0
 /data/preloads/demo(/.*)?	u:object_r:preloads_media_file:s0
+/data/server_configurable_flags(/.*)? u:object_r:server_configurable_flags_data_file:s0
 
 # Misc data
 /data/misc/adb(/.*)?            u:object_r:adb_keys_file:s0