Remove misleading comment

danpoltawski · danpoltawski · commit c63aa2f0d3e7 · 2017-07-06T11:00:56.000+01:00
diff --git a/Dockerfile b/Dockerfile
@@ -7,5 +7,4 @@ RUN chmod 777 /tmp && chmod +t /tmp
 RUN /tmp/setup/php-extensions.sh
 RUN /tmp/setup/oci8-extension.sh
 
-# For some reason we do need en_US here..
 RUN mkdir /var/www/moodledata && chown www-data /var/www/moodledata
