powerpc/4xx: edac: Add comma to fix build error

Commit 4018294b broke the ppc4xx_edac driver at
line 210 where the struct member is missing a comma.
Signed-off-by: NMike Williams <mike@mikebwilliams.com>
Signed-off-by: NJosh Boyer <jwboyer@gmail.com>

drivers/edac/ppc4xx_edac.c

@@ -205,7 +205,7 @@ static struct platform_driver ppc4xx_edac_driver = {
 	.remove			= ppc4xx_edac_remove,
 	.driver = {
 		.owner = THIS_MODULE,
-		.name = PPC4XX_EDAC_MODULE_NAME
+		.name = PPC4XX_EDAC_MODULE_NAME,
 		.of_match_table = ppc4xx_edac_match,
 	},
 };