Unquarantine previously failing autodevops spec

What does this MR do?

Unquarantines previously failing AutoDevOps QA E2E test.

Passing Confidence:

• https://gitlab.com/gitlab-org/quality/nightly/pipelines/70634186
• https://gitlab.com/gitlab-org/quality/nightly/pipelines/70419479

Closes https://gitlab.com/gitlab-org/quality/nightly/issues/108

Does this MR meet the acceptance criteria?

Conformity

• [-] Changelog entry
• [-] Documentation created/updated or follow-up review issue created
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• [-] Separation of EE specific content

Performance and testing

We should see an improvement of runtime, as well as fault-tolerance from this particular test now

See

• https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/30490
• https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/30427