Port PR from PBS-Go: Sparteo: Add required query params to adapter endpoint

[cross-repo-issue-creation]

A PR was merged over on PBS-Go

• Sparteo: Add required query params to adapter endpoint prebid-server#4556
• timestamp: 2026-05-06T03:23:15Z

[t-sormonte]

Hi team,
No needs to port this code,
Already done in this PR.
Released in 3.36.0 version.