Fix laravel start from PDO PR (#9037)

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includes/init.php

@@ -95,6 +95,7 @@ if (module_selected('alerts', $init_modules)) {
 if (module_selected('laravel', $init_modules)) {
     // make sure Laravel isn't already booted
     if (!class_exists('App') || !App::isBooted()) {
+        define(LARAVEL_START, microtime(true));
         $app = require_once $install_dir . '/bootstrap/app.php';
         $kernel = $app->make(Illuminate\Contracts\Console\Kernel::class);
         $kernel->bootstrap();