[nrf fromtree] dts: bindings: arm: nordic: Add TDDCONF sources#2039

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

karstenkoenig:tddconf_binding_update_ncskarstenkoenig/sdk-zephyr:tddconf_binding_update_ncsCopy head branch name to clipboard