power: pmic: Kconfig: Add SPL_PMIC configs for palmas/lp873x/lp87565

Add SPL_PMIC configs for palmas/lp873x/lp87565. These were missing
and the Makefile already assumes them to be defined. Add the corresponding
SPL config options. This enables the pmics in SPL.

Signed-off-by: Keerthy <j-keerthy@ti.com>
1 file changed