[GB200] In test_ultraserver, fix the job script that checks for IMEX status by using the local IMEX config file rather than the shared one.

Author: gmarciani

tests/integration-tests/tests/ultraserver/test_gb200/test_gb200/nvidia-imex-status.job

@@ -8,6 +8,6 @@
 sleep 45
 QUEUE_NAME=$(cat "/etc/chef/dna.json" | jq -r ".cluster.scheduler_queue_name")
 COMPUTE_RES_NAME=$(cat "/etc/chef/dna.json" | jq -r ".cluster.scheduler_compute_resource_name")
-IMEX_CONFIG_FILE="/opt/parallelcluster/shared/nvidia-imex/config_${QUEUE_NAME}_${COMPUTE_RES_NAME}.cfg"
+IMEX_CONFIG_FILE="/etc/nvidia-imex/config.cfg"
 
 srun bash -c "/usr/bin/nvidia-imex-ctl -N -j -c ${IMEX_CONFIG_FILE} > result_\${SLURM_JOB_ID}_\$(hostname).out 2> result_\${SLURM_JOB_ID}_\$(hostname).err"