* Added support for a new platform: climate.modbus
* Made changes based on code review.
* Made changes based on code review
* Made changes that were recommended in the pull request review.
* Fixed spacing line 144
* Added docstrings for the added helper functions.
* Fixed set_temperature() function to use a variable local to the function for the target temp.
* Fixed lint formatting error
* Modified logic when checking the target temperature, as well as fixing the setup_platform function
