[gnome-initial-setup] ci: Remove obsolete TODO

[Will Thompson <wjt src gnome org>]

commit 3ce01a914b9f194104773a351e287ee75f6cc5e0
Author: Will Thompson <wjt endlessm com>
Date:   Tue Aug 25 10:51:22 2020 +0100

    ci: Remove obsolete TODO
    
    The image on Docker Hub is currently in a broken state where it cannot
    install packages due to a GPG key change. I worked around this by
    specifying FROM registry.fedoraproject.org/..., but forgot to remove the
    TODO after verifying that it works.

 .gitlab-ci/fedora.Dockerfile | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/.gitlab-ci/fedora.Dockerfile b/.gitlab-ci/fedora.Dockerfile
index 97ff4be2..246f4a58 100644
--- a/.gitlab-ci/fedora.Dockerfile
+++ b/.gitlab-ci/fedora.Dockerfile
@@ -1,6 +1,5 @@
 FROM registry.fedoraproject.org/fedora:33
 
-# TODO: remove --nogpgcheck when Fedora 
 RUN dnf -y install \
     ccache \
     desktop-file-utils \