staging: mt7621-gpio: align indentation for all defines

There was two remaining defines which weren't properly
aligned with the rest. Align them improving readability.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-gpio/gpio-mt7621.c

@@ -13,8 +13,8 @@
 #include <linux/platform_device.h>
 #include <linux/spinlock.h>
 
-#define MTK_BANK_CNT		3
-#define MTK_BANK_WIDTH		32
+#define MTK_BANK_CNT	3
+#define MTK_BANK_WIDTH	32
 
 #define GPIO_BANK_WIDE	0x04
 #define GPIO_REG_CTRL	0x00