cmake: extensions: add NUMERIC support to zephyr_iterable_section

Add a new flag to zephyr_iterable_section, NUMERIC, that configures
sorting to be numeric (up to 2 digits), that is, 2 comes before e.g. 10.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
1 file changed