stat: add support for selinux

[sylvestre]

No description provided.

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)

[Copilot]

Copilot reviewed 5 out of 5 changed files in this pull request and generated no comments.

Comments suppressed due to low confidence (1)

src/uucore/src/lib/features/selinux.rs:172

• [nitpick] The variable 'f' is ambiguous in this context; consider renaming it to 'file' to improve readability.

let f = match std::fs::File::open(path) {

[cakebaker]

Looks good :)

Can you please combine the first and the two last commits?

[github-actions]

GNU testsuite comparison:

Skipping an intermittent issue tests/misc/stdbuf (passes in this run but fails in the 'main' branch)

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/misc/stdbuf (fails in this run but passes in the 'main' branch)

[cakebaker]

Thanks :)