fix(deps): update dependency io.micronaut.mqtt:micronaut-mqtt-bom to v3.4.1 (#745)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -30,7 +30,7 @@ micronaut-kafka = "5.6.0"
 micronaut-logging = "1.4.0"
 micronaut-mongodb = "5.3.0"
 micronaut-gradle-plugin = "4.4.3"
-micronaut-mqtt = "3.4.0"
+micronaut-mqtt = "3.4.1"
 micronaut-neo4j = "6.7.0"
 micronaut-rabbitmq = "4.5.0"
 micronaut-r2dbc = "5.6.1"