control: Update zone target on startup

To handle restarting of the fan control service, set the zone's target
to what's initialized on one of the fan's target that's included in the
zone.

Change-Id: I88c598e817c1dbbd42d82265b8378dc78d3946d2
Signed-off-by: Matthew Barth <msbarth@us.ibm.com>
4 files changed