gnupg21 2.1.13
gnupg21 2.1.13

* update gnupg21 to 2.1.13 - missing the right bottle sha's

Closes #1290.

Signed-off-by: Dominyk Tiller <53e438f55903875d07efdd98a8aaf887e7208dd3@gmail.com>

coeligena/homebrew-verscustomized,DomT4/homebrew-versions,Ashton-W/homebrew-versions,heuermh/homebrew-versions,UniqMartin/homebrew-versions