Revert "sys_sem: add a for-loop-like macro similar to spinlocks"

This reverts commit 3c6fdf27.

This PR:
https://github.com/zephyrproject-rtos/zephyr/pull/71718
introduced a regression breaking CI:
https://github.com/zephyrproject-rtos/zephyr/issues/71814


Let's just revert it until a better fix is done.

Signed-off-by: Alberto Escolar Piedras <alberto.escolar.piedras@nordicsemi.no>