phy: samsung-usb2: Remove NULL terminating entry from phys array

Current code uses num_phys settings to tell the number of entries in phys.
Thus remove the NULL terminating entry from phys array which is not necessary.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

drivers/phy/phy-exynos4210-usb2.c

@@ -250,7 +250,6 @@ static const struct samsung_usb2_common_phy exynos4210_phys[] = {
 		.power_on	= exynos4210_power_on,
 		.power_off	= exynos4210_power_off,
 	},
-	{},
 };
 
 const struct samsung_usb2_phy_config exynos4210_usb2_phy_config = {

drivers/phy/phy-exynos4x12-usb2.c

@@ -361,7 +361,6 @@ static const struct samsung_usb2_common_phy exynos4x12_phys[] = {
 		.power_on	= exynos4x12_power_on,
 		.power_off	= exynos4x12_power_off,
 	},
-	{},
 };
 
 const struct samsung_usb2_phy_config exynos3250_usb2_phy_config = {

drivers/phy/phy-exynos5250-usb2.c

@@ -391,7 +391,6 @@ static const struct samsung_usb2_common_phy exynos5250_phys[] = {
 		.power_on	= exynos5250_power_on,
 		.power_off	= exynos5250_power_off,
 	},
-	{},
 };
 
 const struct samsung_usb2_phy_config exynos5250_usb2_phy_config = {