pmdomain: bcm2835-power: set flag GENPD_FLAG_ACTIVE_WAKEUP

Set flag GENPD_FLAG_ACTIVE_WAKEUP to bcm2835_power genpd, then when a
device is set as wakeup source using device_set_wakeup_enable, the power
domain could be kept on to make sure the device could wakeup the system.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20250201111926.31278-1-wahrenst@gmx.net


Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>