[nrf fromlist] dts: arm: nordic: Define power states for nrf54h20/cpuapp#2052

rlubos merged 2 commits intonrfconnect:mainnrfconnect/sdk-zephyr:mainfrom

nordic-segl:NRFX-6370_Define-power-states-for-nrf54h20-cpuappnordic-segl/sdk-zephyr:NRFX-6370_Define-power-states-for-nrf54h20-cpuappCopy head branch name to clipboard