Changes to SOL Logging.
Changes to SOL Logging.

Removed dependency on ${LOG_TIME}.
Ensure only 1 obmc-console-client started by
"Start SOL Console Logging" is running.

Change-Id: Ic50b39479d7f1b745f4f2983535905d9e09c403f
Signed-off-by: Gunnar Mills <213d3186dd7abf62ec3e856bb92d7b256149744c@us.ibm.com>

openbmc/openbmc-test-automation,openbmc/openbmc-test-automation