Issue #3206736: Coding standards

Closes #3206736

commerce_dps.inc

@@ -137,5 +137,5 @@ function commerce_dps_reverse_txn_type($txn_type) {
 function commerce_dps_format_amount($amount, $currency_code = 'NZD') {
   $currency = commerce_currency_load($currency_code);
   $decimals = isset($currency['decimals']) ? $currency['decimals'] : 2;
-  return number_format($amount, 2, '.', '');
+  return number_format($amount, $decimals, '.', '');
 }
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