Bug - Revise 'docker run' in sb deploy (#195)

**Description**

Revise 'docker run' in sb deploy due to base image running endpoint/cmd under /root.

**Major Revision**

- define endpoint bash when 'docker run'

superbench/runner/playbooks/deploy.yaml

@@ -101,7 +101,7 @@
           {{ '--security-opt seccomp=unconfined --group-add video' if amd_gpu_exist else '' }} \
           -w /root -v {{ workspace }}:/root -v /mnt:/mnt \
           -v /var/run/docker.sock:/var/run/docker.sock \
-          {{ docker_image }} bash && \
+          --entrypoint /bin/bash {{ docker_image }} && \
         docker exec {{ container }} bash -c \
           "chown -R root:root ~ && \
           sed -i 's/[# ]*Port.*/Port {{ ssh_port }}/g' /etc/ssh/sshd_config && \