Default HTTPS request - do not merge

[peterhashair]

Description:

Description:

Please do not merge this

Fixes: https://github.com/matomo-org/matomo/issues/19081

Final changes.

Update HTTPS security check, when the client is using HTTP throw a warning on diagnostic

Ref Here: https://github.com/matomo-org/matomo-security/issues/195

Review

• [ ] Functional review done
• [ ] Potential edge cases thought about (behavior of the code with strange input, with strange internal state or possible interactions with other Matomo subsystems)
• [ ] Usability review done (is anything maybe unclear or think about anything that would cause people to reach out to support)
• [ ] Security review done
• [ ] Wording review done
• [ ] Code review done
• [ ] Tests were added if useful/possible
• [ ] Reviewed for breaking changes
• [ ] Developer changelog updated if needed
• [ ] Documentation added if needed
• [ ] Existing documentation updated if needed