staging: comedi: daqboard2000: checkpatch.pl cleanup (space before tab)

Fix these checkpatch.pl warnings:

WARNING: please, no space before tabs
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/daqboard2000.c

@@ -113,8 +113,8 @@ Configuration options: not applicable, uses PCI auto config
 
 #define DAQBOARD2000_FIRMWARE		"daqboard2000_firmware.bin"
 
-#define DAQBOARD2000_SUBSYSTEM_IDS2 	0x0002	/* Daqboard/2000 - 2 Dacs */
-#define DAQBOARD2000_SUBSYSTEM_IDS4 	0x0004	/* Daqboard/2000 - 4 Dacs */
+#define DAQBOARD2000_SUBSYSTEM_IDS2	0x0002	/* Daqboard/2000 - 2 Dacs */
+#define DAQBOARD2000_SUBSYSTEM_IDS4	0x0004	/* Daqboard/2000 - 4 Dacs */
 
 /* Initialization bits for the Serial EEPROM Control Register */
 #define DAQBOARD2000_SECRProgPinHi      0x8001767e
@@ -128,8 +128,8 @@ Configuration options: not applicable, uses PCI auto config
 #define DAQBOARD2000_EEPROM_PRESENT     0x10000000
 
 /* CPLD status bits */
-#define DAQBOARD2000_CPLD_INIT 		0x0002
-#define DAQBOARD2000_CPLD_DONE 		0x0004
+#define DAQBOARD2000_CPLD_INIT		0x0002
+#define DAQBOARD2000_CPLD_DONE		0x0004
 
 static const struct comedi_lrange range_daqboard2000_ai = {
 	13, {