As started by commit 05a5f51c ("Documentation: Replace lkml.org
links with lore"), replace a few more scattered lkml.org links with
lore to better use a single source that's more likely to stay available
long-term.

Signed-off-by: Kees Cook <[email protected]>
Link: https://lore.kernel.org/r/[email protected]


Signed-off-by: Jonathan Corbet <[email protected]>