Only test Express Auto DevOps template

What does this MR do?

• Removes "rails" and "spring" templates from the Auto DevOps templates E2E test.
• Removes quarantine tag from Auto DevOps templates E2E test.

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 it is not applicable.
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content