Check if the FRU Id is valid for FRU commands
Check if the FRU Id is valid for FRU commands

Validate FRU Id before proceesing with the command handling.
Do not report error log for any FRU command failure, since IPMI is
an external interface.

Resolves openbmc/openbmc#3016

Change-Id: I9e2af3ce50285662f1b8f9600222e9ff3057a7e3
Signed-off-by: Tom Joseph <ccebe3ea0dc9f732d049c731e46285897e145ffb@in.ibm.com>

openbmc/phosphor-host-ipmid,openbmc/phosphor-host-ipmid,openbmc/phosphor-host-ipmid