[FeatureRequest]: Check mismatch while entering delta printer data: radius and diameter

[DieWaldfee]

Is your feature request related to a problem? Please describe.

Mismatch while entering delta printer data: radius and diameter. Here could be a check helpful if rod length doesnt match zu the entered printer diameter.
background:
My Duet2 ethernet doesnt move with this mismatch and gives me no error at all!

Duet forum issue:
https://forum.duet3d.com/topic/27076/no-moving-printerhead-after-homing-my-delta/2?_=1643629875246

Describe the solution you propose.

error message while entering value combinations like: printerradius > rod length

"Error: possible mismatch between diameter and radius! Rod length does not fit to printer diameter"

Describe alternatives you've considered

possible to include this error message while running config.g at the Duet-board

Provide any additional context or information.

Duet forum issue:
https://forum.duet3d.com/topic/27076/no-moving-printerhead-after-homing-my-delta/2?_=1643629875246