arm64: dts: exynos5433: add sleep state for BCM4773 sensorhub gpios

arm64: dts: exynos5433: add sleep state for BCM4773 sensorhub gpios

The BCM4773 power pins need to be alive during sleep mode,
because the MCU needs to respond to the external sensors events.

Add a sleep alive state for pins.

 - gpd2-0 (GPS_HUB_EN)
 - gpf2-2 (MCU_AP_INT_2_1.8V)
 - gpf2-3 (AP_MCU_INT_1.8V)

While pins:

 - gpd8-0 (SHUB_SPI_SCK)
 - gpd8-1 (SHUB_SPI_SSN)
 - gpd6-0 (SHUB_SPI_MISO)
 - gpd6-1 (SHUB_SPI_MOSI)

need to be managed when the device goes and resumes from
sleep mode.

Change-Id: If508f5b4526e5de665f76b0adb96ae64779b6eb7
Signed-off-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Andi Shyti <andi.shyti@samsung.com>