[indico-web] Revert "worker: Clone customization dir"

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 69b4527841fef77d4ef6d1879d02def1d39d5e90
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Fri Dec 20 22:01:51 2019 +0100

    Revert "worker: Clone customization dir"
    
    This reverts commit 40abded142730aabbf3740e50d2b03630c74c1af.

 worker/Dockerfile | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/worker/Dockerfile b/worker/Dockerfile
index 0d902d4..7ddf51f 100644
--- a/worker/Dockerfile
+++ b/worker/Dockerfile
@@ -19,7 +19,7 @@ RUN chgrp -R 0 /opt/indico
 FROM python:2.7-buster
 RUN apt-get update && \
     apt-get -y install texlive-xetex python-virtualenv gettext libpq5 libldap-2.4-2 \
-         postgresql-client libsasl2-2 git && \
+         postgresql-client libsasl2-2 && \
     apt-get clean
 
 COPY --from=builder /opt/indico /opt/indico
@@ -34,7 +34,5 @@ ADD ipa-ca.crt /etc/ipa-ca.crt
 RUN chmod g=u /etc/passwd && chmod 755 /opt/indico/*.sh
 
 EXPOSE 59999
-ENV INDICO_CONFIG="/opt/indico/etc/indico.conf"
 
-RUN git clone https://gitlab.gnome.org/Teams/Engagement/Events/gnome-indico-resources \
-        /opt/indico/custom
+ENV INDICO_CONFIG="/opt/indico/etc/indico.conf"