Fix for CCU-Jack MQTT port

[dega2]

Fix for CCU-Jack MQTT port from 1833 to 1883

Related Issue

#2360

Types of changes

• Docs change / refactoring / dependency upgrade
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Alternate Designs

• None

Possible Drawbacks

• if someone has manually changed the MQTT port in CCU-Jack config to 1833 it will break the config

Verification Process

Tested it from my fork in my HASS installation successful

Release Notes

• Fixed a non standard MQTT port for CCU-Jack to standart port 1883

Contributing checklist

• My code follows the code style of this project.
• I have read the CONTRIBUTING and LICENSE document.
• I fully agree to distribute my changes under Apache 2.0 license.

[jens-maus]

Please also modify the config.yaml of the home-assistant-addon-dev directory in the same way.

[dega2]

Done