Clean up some code.

app/Console/Commands/Correction/FixGroupAccounts.php

@@ -60,6 +60,7 @@ class FixGroupAccounts extends Command
         $res    = TransactionJournal
             ::groupBy('transaction_group_id')
             ->get(['transaction_group_id', DB::raw('COUNT(transaction_group_id) as the_count')]);
+        /** @var TransactionJournal $journal */
         foreach ($res as $journal) {
             if ((int)$journal->the_count > 1) {
                 $groups[] = (int)$journal->transaction_group_id;