make the default user as the group admin

[qrtt1]

Signed-off-by: Ching Yi, Chan qrtt1@infuseai.io

PR checklist

• [x] Ensure you have added or ran the appropriate tests for your PR.
• [x] DCO signed

What type of PR is this?

improvement

What this PR does / why we need it:

make the default user as the group admin

Which issue(s) this PR fixes: ch17784