Merge pull request rms-open-letter#828 from m4schini/patch-3

add Malte Schink

Author: neilmcgovern

index.md

@@ -574,6 +574,7 @@ Signed,
 1. Mairi Dulaney (Fedora Project contributor)
 1. Máirín Duffy (Fedora Project, former FSF HPP committee member, former LP speaker)
 1. Malleck Braun
+1. Malte `m4schini` Schink
 1. Mano Marks
 1. Manuel Genovés (GNOME)
 1. Margarita Manterola (Debian Developer, member of the Debian Technical Committee)