hal: nrf-regtool: Use sysbuild to merge UICRs#1925

tomchy wants to merge 1 commit intonrfconnect:mainnrfconnect/sdk-zephyr:mainfrom

tomchy:feature/suit/NCSDK-NONE_Use_sysbuild_mergehextomchy/sdk-zephyr:feature/suit/NCSDK-NONE_Use_sysbuild_mergehexCopy head branch name to clipboard