fix mix action

config/config.exs

@@ -1,6 +1,6 @@
 use Mix.Config
 
 config :kvs,
-  dba: :kvs_mnesia,
-  dba_st: :kvs_stream,
+  dba: :kvs_rocks,
+  dba_st: :kvs_st,
   schema: [:kvs, :kvs_stream]