Changes to auto generate fan_zone_defs.cpp

If the control/fan_zone_defs.cpp is removed, an attempt to rebuild from
the phosphor-fan-presence top directory will fail due to that file being
missing.

These changes fix that so that 'make' will redo the configure step.

Change-Id: Ia774677ec2e3e62c9ba6939f2bfac63d64613886
Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
1 file changed