power: supply: fix charge_behaviour attribute initialization

All properties have to be added to power_supply_attrs which was missed
before.

Fixes: 1b0b6cc8 ("power: supply: add charge_behaviour attributes")
Reported-by: Heiner Kallweit <hkallweit1@gmail.com>
Suggested-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20220105064239.2689-1-linux@weissschuh.net


Signed-off-by: Hans de Goede <hdegoede@redhat.com>