chore(deps): update rust crate selinux to v0.6.3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
selinux	workspace.dependencies	patch	0.6.2 → 0.6.3

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Release Notes

koutheir/selinux (selinux)

v0.6.3

Added

• Added selinux::context_restore::RestoreFlags::SKIP_MULTILINK constant.

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[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/cut/bounded-memory (fails in this run but passes in the 'main' branch)
Skipping an intermittent issue tests/pr/bounded-memory (passes in this run but fails in the 'main' branch)
Skipping an intermittent issue tests/tail/retry (passes in this run but fails in the 'main' branch)
Skipping an intermittent issue tests/tail/tail-n0f (passes in this run but fails in the 'main' branch)
Note: The gnu test tests/seq/seq-epipe is now being skipped but was previously passing.