Merge pull request 'update revision: pico-serprog' (#185) from Riku_V/lbmk:master into master

Reviewed-on: https://codeberg.org/libreboot/lbmk/pulls/185

config/git/pico-serprog

 {pico-serprog}{
-	rev: 377d9f2d528745158dd8af190bc19ed77ffa7778
+	rev: 3d573a01c4b8f69fb0474f95d2627db824d26e46
 	loc: pico-serprog
 	url: https://codeberg.org/libreboot/pico-serprog
 	bkup_url: https://git.disroot.org/libreboot/pico-serprog