container: fetch: coinbase: reinstate sort (remove pessimization)

Without this sort, transactions will not actually be written...

container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/coinbase.php

@@ -188,6 +188,7 @@ namespace docker_finance\exchanges\internal\exchanges\coinbase
                 }
             }
 
+            sort($stack);
             return $stack;
         }
     }