mfd: rtsx: Fix typo in comment

Fix a misspelling word in comment
Signed-off-by: Wei WANG <wei_wang@realsil.com.cn>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

include/linux/mfd/rtsx_pci.h

@@ -465,7 +465,7 @@
 #define	SD_RSP_TYPE_R6			0x01
 #define	SD_RSP_TYPE_R7			0x01
 
-/* SD_CONFIURE3 */
+/* SD_CONFIGURE3 */
 #define	SD_RSP_80CLK_TIMEOUT_EN		0x01
 
 /* Card Transfer Reset Register */