phosphor-host-ipmid: srcrev bump 225dec858e..4a15685ee8

Johnathan Mantey (1):
      Emit correct error code when "reserved" fields are modified.

(From meta-phosphor rev: 5ebd4e211c4948016916524792cbcd6ef955f089)

Change-Id: I2991c0dc0b4565a0564409b13e9a148051480a4b
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>