[nrf noup]: Revert "[nrf fromtree] cmake: use the warnings_as_errors ...#2160

rlubos merged 1 commit intonrfconnect:mainnrfconnect/sdk-zephyr:mainfrom

tejlmand:revert_cplusplus_warning_as_errorstejlmand/fw-nrfconnect-zephyr-1:revert_cplusplus_warning_as_errorsCopy head branch name to clipboard