regmap-irq: Convert bool bitfields to unsigned int

Use 'unsigned int' for bitfields for consistency with most other
kernel code.

Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com>
Link: https://lore.kernel.org/r/20220623211420.918875-2-aidanmacdonald.0x0@gmail.com


Signed-off-by: Mark Brown <broonie@kernel.org>