Removed unused condition part

It is not possible to have there Countable element.
Please note it was not even imported so it was not working at all.

Author: michalbundyra

src/Sql/AbstractSql.php

@@ -241,7 +241,7 @@ protected function createSqlFromSpecificationAndParameters($specifications, $par
             if (isset($paramSpecs[$position]['combinedby'])) {
                 $multiParamValues = [];
                 foreach ($paramsForPosition as $multiParamsForPosition) {
-                    if (is_array($multiParamsForPosition) || $multiParamsForPosition instanceof Countable) {
+                    if (is_array($multiParamsForPosition)) {
                         $ppCount = count($multiParamsForPosition);
                     } else {
                         $ppCount = 1;