Adjust user migration command

[itsthejoker]

Relevant issue: #165

Description:

Adjust Slack formatting because apparently you're not supposed to copy what the online tool gives you. Go figure.

Checklist:

• [x] Code Quality
• [x] Pep-8
• [x] Tests (if applicable)
• [x] Success Criteria Met
• [ ] Inline Documentation
• [ ] Wiki Documentation (if applicable)