Fix typo in KEM algorithms comment

[Steffen Nurpmeso]

Simon Josefsson via Gnupg-devel wrote in
 <87se5lbcze.fsf at josefsson.org>:
 |Werner Koch via Gnupg-devel <gnupg-devel at gnupg.org> writes:
 |
 |> On Tue, 14 Jul 2026 20:46, Werner Koch said:
 |>> Thanks for noting.  No DCO etc required.  We will fix that en passant.
 |>
 |> Actually I found more then a dozens of tehse typos ;-)
 |
 |Running 'codespell' in CI/CD is a good way to avoid regressions for
 |these kind of issues.  They are hard to spot with human eyes.

The wonderful Jens Schleusener of Fossies runs that alongside:

  https://fossies.org/linux/misc/gnupg-2.5.21.tar.bz2/codespell.html

--steffen
|
|Der Kragenbaer,                The moon bear,
|der holt sich munter           he cheerfully and one by one
|einen nach dem anderen runter  wa.ks himself off
|(By Robert Gernhardt)