generate-casks: Remove desc stanza

[why]
It seems to be gone, no other current font Cask has it.

Signed-off-by: Fini Jastrow <ulf.fini.jastrow@desy.de>

bin/scripts/generate-casks.sh

@@ -162,7 +162,6 @@ function write_body {
             if [ "$i" == 0 ]; then
                 {
                     printf "  name \"%s (%s)\"\\n" "$familyname" "$unpatchedname"
-                    printf "  desc \"Developer targeted fonts with a high number of glyphs\"\\n"
                     printf "  homepage \"%s\"" "$homepage"
                     printf "\\n\\n"
                     printf "  livecheck do\\n"