bmcweb: srcrev bump b99fb1a9b8..faf1f433cd

James Feist (1):
      Fix Cmake Message

Kuiying Wang (1):
      Fix -1 issue when fan collection size is 0.

(From meta-phosphor rev: 4ab0dfed8d2e08ef43de0059bc64c92c51a1a308)

Change-Id: I210b51117634a1069b7a6415d7c80cfeb2e008ef
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>