A slightly more specific type spec

Author: michaelklishin

deps/rabbit/src/rabbit_db_msup_m2k_converter.erl

@@ -20,7 +20,7 @@
  delete_from_khepri/3]).
 
 -record(?MODULE, {store_id :: khepri:store_id(),
- record_converters :: [atom()]}).
+ record_converters :: [module()]}).
 
 -spec init_copy_to_khepri(StoreId, MigrationId, Tables) -> Ret when
  StoreId :: khepri:store_id(),