First part of a large code cleanup commit.

app/Support/Steam.php

@@ -23,12 +23,10 @@ declare(strict_types=1);
 namespace FireflyIII\Support;
 
 use Carbon\Carbon;
-use Crypt;
 use DB;
 use FireflyIII\Models\Account;
 use FireflyIII\Models\Transaction;
 use FireflyIII\Repositories\Account\AccountRepositoryInterface;
-use Illuminate\Contracts\Encryption\DecryptException;
 use Illuminate\Support\Collection;
 use stdClass;
 
@@ -223,7 +221,7 @@ class Steam
      * @param \FireflyIII\Models\Account $account
      * @param \Carbon\Carbon             $date
      *
-     * @return string
+     * @return array
      */
     public function balancePerCurrency(Account $account, Carbon $date): array
     {