Chore(deps): Update aiomqtt requirement from <=0.1.3 to <=2.3.0

Updates the requirements on [aiomqtt](https://github.com/empicano/aiomqtt) to permit the latest version.
- [Release notes](https://github.com/empicano/aiomqtt/releases)
- [Changelog](https://github.com/empicano/aiomqtt/blob/main/CHANGELOG.md)
- [Commits](empicano/aiomqtt@v0.1.0...v2.3.0)

---
updated-dependencies:
- dependency-name: aiomqtt
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -50,7 +50,7 @@ ledger = [
     "ledgereth==0.9.1",
 ]
 mqtt = [
-    "aiomqtt<=0.1.3",
+    "aiomqtt<=2.3.0",
     "certifi",
     "Click",
 ]