[FEATURE] security.txt Alphabetical Sorting

### What's needed and why?

I noticed that the Values in the security.txt are not sorted, it would be a better way to sort the values alphabetically

example:

Now:
>Contact: mailto:security@example.com
>Expires: 2027-07-06T20:22:15Z
>Preferred-Languages: en
>Canonical: https://example.com/.well-known/security.txt

Requested:
>Canonical: https://example.com/.well-known/security.txt
>Contact: mailto:security@example.com
>Expires: 2027-07-06T20:22:15Z
>Preferred-Languages: en

### Implementations ideas (optional)

_No response_

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct

Start by locating the entry point or template that produces security.txt and check whether tests cover its field order. Update the output so the fields are alphabetized as shown in the issue, then run the relevant existing tests or verify the generated file manually.

Written by the indexing model from the issue text.