Fix E_NOTICE on customfooter and ticket plugins

plugin/customfooter/plugin.php

@@ -36,6 +36,8 @@ $form = new FormValidator('customfooter_form');
 $plugininstance = CustomFooterPlugin::create();
 
 $config = api_get_settings_params(array('subkey = ? ' => 'customfooter', ' AND category = ? ' => 'Plugins'));
+$form_settings = [];
+
 foreach ($config as $fooid => $configrecord) {
     $canonic = preg_replace('/^customfooter_/', '', $configrecord['variable']);
     if (in_array($canonic, array('footer_left', 'footer_right'))){

plugin/ticket/config.php

@@ -40,5 +40,5 @@ define('CAT_ANNU', 'ANN');
 
 require_once __DIR__ . '/../../main/inc/global.inc.php';
 
-require_once api_get_path(PLUGIN_PATH) . PLUGIN_NAME . '/src/ticket_plugin.class.php';
-require_once api_get_path(PLUGIN_PATH) . PLUGIN_NAME . '/src/ticket.class.php';
+require_once api_get_path(SYS_PLUGIN_PATH) . PLUGIN_NAME . '/src/ticket_plugin.class.php';
+require_once api_get_path(SYS_PLUGIN_PATH) . PLUGIN_NAME . '/src/ticket.class.php';