Some general cleaning up.

app/Repositories/Account/AccountRepository.php

@@ -509,7 +509,6 @@ class AccountRepository implements AccountRepositoryInterface
     protected function updateMetadata(Account $account, array $data)
     {
         $validFields = ['accountRole', 'ccMonthlyPaymentDate', 'ccType'];
-        $updated     = false;
 
         foreach ($validFields as $field) {
             $entry = $account->accountMeta()->where('name', $field)->first();

app/Repositories/Currency/CurrencyRepository.php

@@ -81,4 +81,4 @@ class CurrencyRepository implements CurrencyRepositoryInterface
 
         return $currency;
     }
-}
+}

app/Repositories/Currency/CurrencyRepositoryInterface.php

@@ -49,4 +49,4 @@ interface CurrencyRepositoryInterface
      */
     public function update(TransactionCurrency $currency, array $data);
 
-}
+}