Update env activation in .gitlab-ci.yml file

    - apt-get install -y libgomp1

    - apt-get install -y libgl1-mesa-glx

    - mamba env create -f environment.yml --prefix /autocnet

    - conda activate root

    - conda init bash

    - conda activate /autocnet

    - psql -h $POSTGRES_HOST -c 'create database template_postgis;' -U postgres -p 35432;

    - psql template_postgis -h $POSTGRES_HOST -U postgres -p 35432 -c 'create extension postgis';

    - psql template_postgis -U $POSTGRES_USER -h $POSTGRES_HOST -p 35432 -c 'create extension postgis_topology';