chore(deps): revert express v5 to v4.22.2 (#1176)

## High Level Overview of Change

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Express v5 and path-to-regexp v8 introduces breaking changes that breaks
our deployments. We should revise our paths and fixes for the next
release (also add tests to ensure any issues would be known in CI). For
this release, roll express back to v4

### Context of Change

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If a new feature, why was this architecture chosen? What were the
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See
expressjs/express#6038 (comment)

### Type of Change

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- [x] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] Refactor (non-breaking change that only restructures code)
- [ ] Tests (You added tests for code that already exists, or your new
feature included in this PR)
- [ ] Documentation Updates
- [ ] Translation Updates
- [ ] Release

Author: pdp2121