SoCs outside the Kinetis family can have the ADC16 module, so move the HAS_ADC16 config from arch/arm/soc/nxp_kinetis to ext/hal/nxp/mcux Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
It increases readability and order. Signed-off-by: Michał Kruszewski <michal.kruszewski@nordicsemi.no>