tests: Add umockdev based tests for leds
This ensures we can probe the different led types correctly
The umockdev data was recoreded on an Librem 5 and Librem 14
We also add a clang build and some fixes/cleanups upfront.
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This ensures we can probe the different led types correctly
The umockdev data was recoreded on an Librem 5 and Librem 14
We also add a clang build and some fixes/cleanups upfront.