chore(deps): update org.meshtastic:mqtt-client to v0.3.4 (#5343)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -81,7 +81,7 @@ spotless = "8.4.0"
 wire = "6.2.0"
 vico = "3.2.0-next.3"
 kable = "0.42.0"
-mqttastic = "0.3.3"
+mqttastic = "0.3.4"
 jmdns = "3.6.3"
 qrcode-kotlin = "4.5.0"