arm64: defconfig: enable Maxim max77759 driver

Enable the Maxim max77759 as this is used by the gs101-oriole and
gs101-raven (Google Pixel 6 and Pixel 6 Pro) boards,

The child devices' defaults are based on this MFD driver's state, so
this commit enables those implicitly as well.

Signed-off-by: André Draszik <andre.draszik@linaro.org>
Reviewed-by: Peter Griffin <peter.griffin@linaro.org>
Link: https://lore.kernel.org/r/20250524-b4-max77759-mfd-dts-v2-1-b479542eb97d@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Author: andred

arch/arm64/configs/defconfig

@@ -769,6 +769,7 @@ CONFIG_MFD_EXYNOS_LPASS=m
 CONFIG_MFD_HI6421_PMIC=y
 CONFIG_MFD_HI655X_PMIC=y
 CONFIG_MFD_MAX77620=y
+CONFIG_MFD_MAX77759=m
 CONFIG_MFD_MT6360=y
 CONFIG_MFD_MT6397=y
 CONFIG_MFD_SPMI_PMIC=y