[add] Searching for full employee data by code

Corrected a logical  error where the wrong method was being called to get data by code and also made it so the search function only returns names and codes

api-payroll/src/settings.php

@@ -45,6 +45,7 @@ return [
         // Employee settings
         'employee' => [
             'codeLength' => '3',
+            'contractTypes' => array('INTERNO', 'EXTERNO'),
         ],
     ],
 ];