Feature request: compatibility with radios running OpenGD77

[user111222333]

Hello dev-team, Could I please request for dmrconfig to be bale to read and write 'code-plug' for the GD77 radios running OpenGD77 firmware?

Thank you for your time and support.

[larsks]

This looks like a dupe of https://github.com/OpenRTX/dmrconfig/issues/49