fb-compute-multihost: rename logfile of ttyS8

To make log files' name of multihost to be identical,
rename log file of ttyS8 to "obmc-console-host8.log"

Tested:
List log files under /var/volatile/log/: pass

Change-Id: Ief7d091aef3ed12d4d08c54a56aa4289608ff5f9
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
diff --git a/meta-facebook/recipes-phosphor/console/obmc-console/fb-compute-multihost/server.ttyS8.conf b/meta-facebook/recipes-phosphor/console/obmc-console/fb-compute-multihost/server.ttyS8.conf
index ab83bd6..ea82071 100644
--- a/meta-facebook/recipes-phosphor/console/obmc-console/fb-compute-multihost/server.ttyS8.conf
+++ b/meta-facebook/recipes-phosphor/console/obmc-console/fb-compute-multihost/server.ttyS8.conf
@@ -1,5 +1,5 @@
 local-tty = ttyS8
 baud = 57600
 console-id = host8
-logfile = /var/log/obmc-console8.log
+logfile = /var/log/obmc-console-host8.log
 logsize = 256k