build : provide sensor yaml as config

Make it possible for the phosphor-host-ipmid recipe to be able to
supply the sensor YAML as configurable input.

Use sensor-example.yaml as input.

Change-Id: Iefbfeeff5561e6e90543fc7a69c04aeee5e76dd1
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
2 files changed