chore(lsm): test cenny gpg key

lsm/src/store/lsm_store.c

@@ -78,4 +78,6 @@ lsm_error lsm_store_data_append(lsm_store *store, lsm_entry *entry, lsm_str *dat
 
     }
   }
+
+  return lsm_error_ok;
 }