scsi: aacraid: Fix missing break in switch statement

Add missing break statement and fix identation issue.

This bug was found thanks to the ongoing efforts to enable
-Wimplicit-fallthrough.

Fixes: 9cb62fa2 ("aacraid: Log firmware AIF messages")
Cc: stable@vger.kernel.org
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/aacraid/commsup.c

@@ -1303,8 +1303,9 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 				  ADD : DELETE;
 				break;
 			}
-			case AifBuManagerEvent:
-				aac_handle_aif_bu(dev, aifcmd);
+			break;
+		case AifBuManagerEvent:
+			aac_handle_aif_bu(dev, aifcmd);
 			break;
 		}