x11/shotman: unbreak fetch due to Git upgrade

> Fetched file size mismatch (expected 23154, actual 23720)

> SHA256 Checksum mismatch for 020226f74730.patch.

-2.34.5
+2.38.4

See also: https://github.com/git/git/commit/4f4be00d302b

(cherry picked from commit c75342e2ceacbfd24111557656de47a081e94912)