Set environment variable ESEL_BIN_PATH path in test_host_ras.robot

Resolves  openbmc/openbmc-test-automation#1203

Change-Id: Ie8df08742d8682d2224a6bc69ca027ef538cb2a0
Signed-off-by: Sridevi Ramesh <sridevra@in.ibm.com>
1 file changed