[DOC] Add support for expires to the Change Log - LRN-41617

[walsh-conor]

Checklist

• [ ] Feature

• [ ] Bug

• [ ] Security

• [ ] Documentation

• [x] ChangeLog.md updated

• [ ] Tests added

• [ ] All testsuites passed

• [ ] make dist completed successfully

[walsh-conor]

Hi @TheRealEdDawson could you review & approve this Change Log change please? Thanks