ARM: pxa: fix build issue on stargate2

arch/arm/mach-pxa/stargate2.c:155:3: error: unknown field ‘dev’
specified in initializer
arch/arm/mach-pxa/stargate2.c:155:3: warning: initialization from
incompatible pointer type [enabled by default]
arch/arm/mach-pxa/stargate2.c:155:3: warning: (near initialization for
‘stargate2_sensor_3_con[0].dev_name’) [enabled by default]
make[1]: *** [arch/arm/mach-pxa/stargate2.o] Error 1
make: *** [arch/arm/mach-pxa] Error 2

It's caused by 'dev' field removed from struct
regulator_consumer_supply.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@gmail.com>

arch/arm/mach-pxa/stargate2.c

@@ -152,7 +152,7 @@ static struct platform_device sht15 = {
 
 static struct regulator_consumer_supply stargate2_sensor_3_con[] = {
 	{
-		.dev = &sht15.dev,
+		.dev_name = "sht15",
 		.supply = "vcc",
 	},
 };