Matek H7A3-SLIM support

[roroid]

Current Behavior

It would be nice to get Matek H7A3-SLIM support in INAV as all other Matek controllers are suported, except this one

Desired Behavior

Have a Matek H7A3-SLIM inav firmware

Suggested Solution

Build the firmware

Who does this impact? Who is this for?

All users using Matek H7A3-SLIM

Additional context

N/A

[sensei-hacker]

Mosca is working on it.

#10690

[b14ckyy]

Will close here since its a Target request. Targets have their own process but first the MCU needs to be supported as stated by sensei. Thats WIP.