fix: symfony 7.4 comp fixes

Security/User/KeycloakBearerUser.php

@@ -261,6 +261,7 @@ class KeycloakBearerUser implements UserInterface
      * 
      * @return void
      */
+    #[\Deprecated]
     public function eraseCredentials(): void
     {
         // TODO: Implement eraseCredentials() method.