fix: bump paho-mqtt from 1.6.1 to 2.1.0 (#288)

Bumps [paho-mqtt](https://github.com/eclipse/paho.mqtt.python) from 1.6.1 to 2.1.0.
- [Release notes](https://github.com/eclipse/paho.mqtt.python/releases)
- [Changelog](https://github.com/eclipse-paho/paho.mqtt.python/blob/master/ChangeLog.txt)
- [Commits](eclipse-paho/paho.mqtt.python@v1.6.1...v2.1.0)

---
updated-dependencies:
- dependency-name: paho-mqtt
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -27,7 +27,7 @@ aiohttp = "^3.8.2"
 async-timeout = "*"
 pycryptodome = "^3.18"
 pycryptodomex = {version = "^3.18", markers = "sys_platform == 'darwin'"}
-paho-mqtt = "^1.6.1"
+paho-mqtt = ">=1.6.1,<3.0.0"
 construct = "^2.10.57"
 vacuum-map-parser-roborock = "*"