[8.x] Declare that abort(), dd() and kill() never return (#39108)

* abort() never returns

* Application::abort() never returns

* App::abort() never returns

* Queue\Worker::kill() never returns

* Database\Query::dd() never returns

* Stringable::dd() never returns

Author: caugner

src/Illuminate/Database/Query/Builder.php

@@ -3402,7 +3402,7 @@ public function dump()
     /**
      * Die and dump the current SQL and bindings.
      *
-     * @return void
+     * @return never
      */
     public function dd()
     {

src/Illuminate/Foundation/Application.php

@@ -1104,7 +1104,7 @@ public function isDownForMaintenance()
      * @param  int  $code
      * @param  string  $message
      * @param  array  $headers
-     * @return void
+     * @return never
      *
      * @throws \Symfony\Component\HttpKernel\Exception\HttpException
      * @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException

src/Illuminate/Foundation/helpers.php

@@ -28,7 +28,7 @@
      * @param  \Symfony\Component\HttpFoundation\Response|\Illuminate\Contracts\Support\Responsable|int  $code
      * @param  string  $message
      * @param  array  $headers
-     * @return void
+     * @return never
      *
      * @throws \Symfony\Component\HttpKernel\Exception\HttpException
      * @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException

src/Illuminate/Queue/Worker.php

@@ -726,7 +726,7 @@ public function stop($status = 0)
      * Kill the process.
      *
      * @param  int  $status
-     * @return void
+     * @return never
      */
     public function kill($status = 0)
     {

src/Illuminate/Support/Facades/App.php

@@ -36,7 +36,7 @@
  * @method static string storagePath(string $path = '')
  * @method static string version()
  * @method static string|bool environment(string|array ...$environments)
- * @method static void abort(int $code, string $message = '', array $headers = [])
+ * @method static never abort(int $code, string $message = '', array $headers = [])
  * @method static void boot()
  * @method static void booted(callable $callback)
  * @method static void booting(callable $callback)

src/Illuminate/Support/Stringable.php

@@ -789,7 +789,7 @@ public function dump()
     /**
      * Dump the string and end the script.
      *
-     * @return void
+     * @return never
      */
     public function dd()
     {