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 <[e-mail]>
Signed-off-by: Borislav Petkov <[e-mail]>
Reviewed-by: Yazen Ghannam <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]

drivers/edac/mce_amd.c

···
 	"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",