Update Mutiny version to 0.5.4
Update Mutiny version to 0.5.4

(cherry picked from commit 4fab0cf70bbbfce69d263bfab8452ad4b253481e)

quarkusio/quarkus,quarkusio/quarkus,quarkusio/quarkus,quarkusio/quarkus,quarkusio/quarkus