Fixed the indent style

Author: ezimuel

library/Zend/Db/Select.php

@@ -940,7 +940,7 @@ protected function _tableCols($correlationName, $cols, $afterCorrelationName = n
             $currentCorrelationName = $correlationName;
             if (is_string($col)) {
                 // Check for a column matching "<column> AS <alias>" and extract the alias name
-                $col = trim(str_replace("\n",' ',$col));
+                $col = trim(str_replace("\n", ' ', $col));
                 if (preg_match('/^(.+)\s+' . self::SQL_AS . '\s+(.+)$/i', $col, $m)) {
                     $col = $m[1];
                     $alias = $m[2];