EDAC/mce_amd: Fix typo "FIfo" -> "Fifo"

There is an uppercase letter I in one of the MCE error descriptions
instead of a lowercase one. Fix it.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com>
Link: https://lkml.kernel.org/r/20210603103349.79117-1-colin.king@canonical.com

drivers/edac/mce_amd.c

@@ -431,7 +431,7 @@ static const char * const smca_xgmipcs_mce_desc[] = {
 	"Replay Buffer Parity Error",
 	"Data Parity Error",
 	"Replay Fifo Overflow Error",
-	"Replay FIfo Underflow Error",
+	"Replay Fifo Underflow Error",
 	"Elastic Fifo Overflow Error",
 	"Deskew Error",
 	"Flow Control CRC Error",