[11.x] Fix cached health endpoint not working when in maintenance mode (#53974)

Signed-off-by: Mior Muhammad Zaki <[email protected]>

Author: crynobone

src/Illuminate/Foundation/Configuration/ApplicationBuilder.php

@@ -161,6 +161,10 @@ public function withRouting(?Closure $using = null,
     {
         if (is_null($using) && (is_string($web) || is_array($web) || is_string($api) || is_array($api) || is_string($pages) || is_string($health)) || is_callable($then)) {
             $using = $this->buildRoutingCallback($web, $api, $pages, $health, $apiPrefix, $then);
+
+            if (is_string($health)) {
+                PreventRequestsDuringMaintenance::except($health);
+            }
         }
 
         AppRouteServiceProvider::loadRoutesUsing($using);
@@ -212,8 +216,6 @@ protected function buildRoutingCallback(array|string|null $web,
             }
 
             if (is_string($health)) {
-                PreventRequestsDuringMaintenance::except($health);
-
                 Route::get($health, function () {
                     $exception = null;