Remove config-internal for glance

Change-Id: If5e100ddf5eda6a484d2eeb4c6adb9ee588d9b92
Partially-Implements: blueprint remove-internal-config

docker/centos/binary/glance/glance-base/Dockerfile

@@ -2,5 +2,3 @@ FROM %%KOLLA_NAMESPACE%%/%%KOLLA_PREFIX%%base:%%KOLLA_TAG%%
 MAINTAINER Kolla Project (https://launchpad.net/kolla)
 
 RUN yum -y install openstack-glance python-oslo-i18n && yum clean all
-
-COPY config-glance.sh /opt/kolla/

docker/centos/source/glance/glance-base/Dockerfile

@@ -11,6 +11,4 @@ RUN cd /glance \
     && cp -r /glance/etc/*  /etc/glance/ \
     && rm -rf /root/.cache
 
-COPY config-glance.sh /opt/kolla/
-
 CMD ["/start.sh"]