SYSTEM_POWER and SYSTEM_SLEEP keys don't work
Example:
&kp SYSTEM_SLEEP
Expected behavior: put the PC to sleep
Actual behavior: nothing happen (USB or BT connection)

It works for the same keyboard but with Pro Micro + QMK and with others keyboards

Windows 11 21H2 22000.376
Sofle V2 + nice!nano v2
Latest ZMK