[ticket/12009] Move valid extensions in tests to correct dir structure.

PHPBB3-12009

tests/extension/ext/vendor2/foo/mcp/a_info.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace vendor2\foo\mcp;
+
+class a_info
+{
+	public function module()
+	{
+		return array(
+			'filename'	=> 'vendor2\\foo\\mcp\\a_module',
+			'title'		=> 'Foobar',
+			'version'	=> '3.1.0-dev',
+			'modes'		=> array(
+				'config'		=> array('title' => 'Config',	'auth' => '', 'cat' => array('MCP_MAIN')),
+			),
+		);
+	}
+}

tests/extension/ext/vendor2/foo/mcp/a_module.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace vendor2\foo\mcp;
+
+class a_module
+{
+}