CC-24149 : Update Dockerfile.ubi8 to remove setguid and setuid

[amitr17]

No description provided.

[cla-assistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}