Disable failing test in protobuf

Julien LepillerWed Dec 09 17:18:22+0100 2020

8cde0e5

system-configuration/modules/services
namelast commitdate
gitile.scmUpdate gitile package and serviceTue Oct 06 14:13:41+0200 2020
mail.scmUpdate dkimproxy-out service to use guix packages and guile config wrapperWed Jul 31 09:49:23+0200 2019