Fix admin_audit_logs_spec transient

What does this MR do?

Find first td within the table before assertion. Seems rspec manages to assert even before the page load.

I added an id to the table element just for sanity.


Are there points in the code the reviewer needs to double check?

Why was this MR needed?

Screenshots (if relevant)

Does this MR meet the acceptance criteria?

What are the relevant issue numbers?

Merge request reports