Fix db support

Services/odoo/odoo.ContainerFile

@@ -72,7 +72,6 @@ RUN mkdir -p /opt/odoo \
 ENV DB_HOST=postgres
 ENV DB_PORT=5432
 ENV DB_USER=odoo
-ENV DB_NAME=mydb
 ENV DB_PASSWORD=odoo
 ENV ADMIN_PASSWD=my_admin_password