Remove smoke tag from MWPS e2e test

What does this MR do?

Remotes MWPS end-to-end test from smoke as it has been intermittently failing.

Related issue: #323208 (closed)

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