[1/2] SEPolicy: Add Edgegesture service.

Change-Id: Id9fc2d68b954e1cd6792739309a0df40e2dc998c
diff --git a/sepolicy/service_contexts b/sepolicy/service_contexts
new file mode 100644
index 0000000..09640f8
--- /dev/null
+++ b/sepolicy/service_contexts
@@ -0,0 +1 @@
+edgegestureservice                        u:object_r:system_server_service:s0