mlocate_additional: add policy module

mlocate_additional.te

@@ -0,0 +1,8 @@
+policy_module(mlocate_additional, 0.0.1)
+
+require {
+  type locate_t;
+}
+
+files_rw_lock_dirs(locate_t)
+files_manage_generic_locks(locate_t)