BMC: Make volume names consistent

Name the BMC volume names consistently in the build process and
applications to be <name>-<id> for readability. For names, use
rofs and rwfs instead of ro and rw.

Change-Id: I860f740fb7d0292e4ee09493730db1d1f67c2ae5
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc-ubiro@.service b/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc-ubiro@.service
index 4dec96e..2d7b703 100644
--- a/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc-ubiro@.service
+++ b/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc-ubiro@.service
@@ -4,5 +4,5 @@
 [Service]
 Type=oneshot
 RemainAfterExit=no
-ExecStart={sbindir}/obmc-flash-bmc ubiro {RO_MTD} ro-%i %i
+ExecStart={sbindir}/obmc-flash-bmc ubiro {RO_MTD} rofs-%i %i
 ExecStart={sbindir}/obmc-flash-bmc ubikernel {KERNEL_MTD} kernel-%i %i