Merge tag 'ib-regulator-psy-for-v6.17-signed' into psy-next

Merge immutable branch between power-supply and regulator subsystem,
which updates the remaining user of power_supply_config.of_node to
use .fwnode instead, so that the any code related to .of_node can
be removed.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>