Support Express 5

[johnmcase]

Checklist

• [x] I have looked into the Readme and have not found a suitable solution or answer.
• [x] I have searched the issues and have not found a suitable solution or answer.
• [x] I have searched the Auth0 Community forums and have not found a suitable solution or answer.
• [x] I agree to the terms within the Auth0 Code of Conduct.

Describe the problem you'd like to have solved

This library has the peer dependencies:

"peerDependencies": {
  "express": "^4.0.0",
  "@types/express": "^4.0.0"
}

Describe the ideal solution

Update both peer dependencies to ^4.0.0 || ^5.0.0

Alternatives and current workarounds

No response

Additional context

No response

[johnmcase]

I just noticed that PR #53 addresses this

[DanOnCall]

@johnmcase I am addressing the code review 🙏 GitHub did not notify me of the review comments.