modules: Kconfig.mcux: remove HAS_MCUX_ACMP

Remove the ‘HAS_MCUX_ACMP’ Kconfig, and also remove it from
driver and soc Kconfig files. It is not needed since we already
depend on 'ACMP' enabled in the dt file, the 'HAS_MCUX_ACMP'
kconfig is a relic of the past before devicetree was stable.

Signed-off-by: Anke Xiao <anke.xiao@nxp.com>