Fix test generator after #294

Signed-off-by: William Desportes <[email protected]>

Author: williamdes

tools/TestGenerator.php

@@ -4,6 +4,7 @@
 
 require_once '../vendor/autoload.php';
 
+use PhpMyAdmin\SqlParser\Context;
 use PhpMyAdmin\SqlParser\Lexer;
 use PhpMyAdmin\SqlParser\Parser;