Reduce noise in scheduler log.
Reduce noise in scheduler log.

Some information that is logged should be in DEBUG level rather than in INFO
level.

Change-Id: Ia12c572e78e52696f8338756cab35a515ef33445
Reviewed-on: http://staging.review.linaro.org/600
Reviewed-by: lava-bot <f1c518755f92a4c3b69132fe31fc3cc1dae5545f@linaro.org>
Reviewed-by: Neil Williams <7fa63296f36ddf15e756692583a73cae1716234f@linaro.org>

Linaro/lava-server,OSSystems/lava-server,OSSystems/lava-server,OSSystems/lava-server,Linaro/lava-server,Linaro/lava-server,Linaro/lava-server