Move travel reimbursement to its own page

[jackyyzhang03]

Tickets:

• hackmcgill/hackerAPI#921

List of changes:

• Moved travel reimbursement to its own page and added disclaimer

Type of change:

• [X] New feature (non-breaking change which adds functionality)
• [X] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [X] This change requires a documentation update

PR Checklist:

• [ ] Merged develop branch (before testing)
• [ ] Linted my code locally
• [ ] Listed change(s) in the Changelog
• [ ] Tested all links in project relevant browsers
• [ ] Tested all links on different screen sizes
• [ ] Referenced all useful info (issues, tasks, etc)

Screenshots: