Add benchmark SLO and upload jobs

[sarahchen6]

What Does This Do

Add SLO and BP AI upload jobs for the dacapo, load, and startup benchmarks located in the apm-sdks-benchmarks repo, following https://github.com/DataDog/apm-sdks-benchmarks/pull/136

Motivation

Upload results from these benchmark runs to BP UI

Additional Notes

See BP UI results here

Contributor Checklist

• Format the title according to the contribution guidelines
• Assign the type: and (comp: or inst:) labels in addition to any other useful labels
• Avoid using close, fix, or any linking keywords when referencing an issue
  Use solves instead, and assign the PR milestone to the issue
• Update the CODEOWNERS file on source file addition, migration, or deletion
• Update public documentation with any new configuration flags or behaviors

Jira ticket: [PROJ-IDENT]

Note: Once your PR is ready to merge, add it to the merge queue by commenting /merge. /merge -c cancels the queue request. /merge -f --reason "reason" skips all merge queue checks; please use this judiciously, as some checks do not run at the PR-level. For more information, see this doc.

[sarahchen6]

/merge -f --reason "Unblock merges by adding these missing gitlab stages"

[gh-worker-devflow-routing-ef8351]

View all feedbacks in Devflow UI.

2026-05-01 16:07:17 UTC ℹ️ Start processing command /merge -f --reason "Unblock merges by adding these missing gitlab stages"

---

2026-05-01 16:07:20 UTC ℹ️ MergeQueue: pull request added to the queue

The expected merge time in master is approximately 0s (p90).

---

2026-05-01 16:07:29 UTC ℹ️ MergeQueue: This merge request was merged

Warning

This change was merged without running any pre merge CI checks

Reason: Unblock merges by adding these missing gitlab stages