[3.10] bpo-46044: Annotate deprecated sdists formats (GH-30043) (#30154)

(cherry picked from commit ecdc0ccede5f9ac4042ff56f295d81df2f428950)

Co-authored-by: Matthias Bussonnier <bussonniermatthias@gmail.com>
Co-authored-by: Brett Cannon <brett@python.org>
Co-authored-by: Éric <merwok@netwok.org>
1 file changed