scsi: sym53c8xx: fix typos in comments

Fix the typo "GPOI" -> "GPIO" in comment.

Link: https://lore.kernel.org/r/20191212023556.72618-1-chenzhou10@huawei.comSigned-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/sym53c8xx_2/sym_nvram.c

@@ -227,7 +227,7 @@ static void sym_display_Tekram_nvram(struct sym_device *np, Tekram_nvram *nvram)
 /*
  *  24C16 EEPROM reading.
  *
- *  GPOI0 - data in/data out
+ *  GPIO0 - data in/data out
  *  GPIO1 - clock
  *  Symbios NVRAM wiring now also used by Tekram.
  */
@@ -524,7 +524,7 @@ static int sym_read_Symbios_nvram(struct sym_device *np, Symbios_nvram *nvram)
 /*
  *  93C46 EEPROM reading.
  *
- *  GPOI0 - data in
+ *  GPIO0 - data in
  *  GPIO1 - data out
  *  GPIO2 - clock
  *  GPIO4 - chip select