Acl: Corrected typo in the Acl tests

	modified:   php-tests/tests/Phalcon/Acl/Adapter/Memory/UnitTest.php

Author: niden

php-tests/tests/Phalcon/Acl/Adapter/Memory/UnitTest.php

@@ -183,7 +183,7 @@ public function testAclObjectsDefault()
         $acl->setDefaultAction(PhAcl::DENY);
 
         $acl->addRole($aclRole);
-        $acl->addResource($aclResource. array('search', 'destroy'));
+        $acl->addResource($aclResource, array('search', 'destroy'));
 
         $expected = PhAcl::DENY;
         $actual   = $acl->isAllowed('Administrators', 'Customers', 'search');