WIP. Trying some clean ops before install with apt-get to avoid unauthenticated errors

.gitlab-ci.yml

@@ -7,7 +7,7 @@ variables:
   POSTGRES_PASSWORD: password
 
 before_script:
-  - sudo apt-get clean
+  - apt-get clean
   - cd /var/lib/apt && mv lists lists.old && mkdir -p lists/partial && apt-get clean
   - apt-get update && apt-get install -y libsasl2-dev libssl-dev locales locales-all
   - pip install -r requirements.txt --default-timeout=180