[mhwdcfg] replace hardwarecfg

Merged Philip Müller requested to merge pr-mhwdcfg into 2.4.x-stable

Created by: philmmanjaro

Marcus ported mhwd.sh to python3 within mhwdcfg module. This module is already tested with several calamares-dev packages and dev-builds. Please review the module and comment if still some is open or creates issues with it.

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