Fix EmptyLineAfterFinalLetItBe offenses in spec/services/ci [RUN AS-IF-FOSS]

What does this MR do?

Contributes to #325836 (closed) as part of Q1 2021 Hackathon gitlab-com/marketing/community-relations/contributor-program/hackathon#50

Does this MR meet the acceptance criteria?

Conformity

• 📋 Does this MR need a changelog?
  • I have included a changelog entry.
  • [-] I have not included a changelog entry because _____.
• [-] Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• [-] Separation of EE specific content