Fix issue with token generation via DateTimeImmutable instead of int (dependency with lcobucci/jwt ^5.0)

Author: RuslanKononov

Subscriber/AdditionalAccessTokenClaimsAndHeaderSubscriber.php

@@ -29,14 +29,16 @@ public static function getSubscribedEvents(): array
 
     public function addClaims(JWTCreatedEvent $event): void
     {
+        $now = new \DateTimeImmutable();
+
         $claims = [
             'jti' => uniqid('', true),
-            'iat' => time(),
-            'nbf' => time(),
+            'iat' => $now,
+            'nbf' => $now,
         ];
         $data = $event->getData();
         if (!array_key_exists('exp', $data) && $this->ttl > 0) {
-            $claims['exp'] = time() + $this->ttl;
+            $claims['exp'] = $now->modify(sprintf('+%d second',$this->ttl));
         }
         $event->setData(array_merge($claims, $data));
     }