Merge "Cleanup leftovers after wait_for was merged into kolla-common.sh"

docker/centos-rdo-base/Dockerfile

@@ -95,4 +95,3 @@ RUN yum install -y \
 RUN mkdir -p /opt/kolla
 ADD service_hosts.sh /opt/kolla/service_hosts.sh
 ADD kolla-common.sh /opt/kolla/kolla-common.sh
-ADD wait_for /opt/kolla/wait_for

docker/glance/glance-registry/start.sh

@@ -7,7 +7,7 @@ set -e
 
 check_required_vars GLANCE_DB_NAME GLANCE_DB_USER GLANCE_DB_PASSWORD
 # lets wait for the DB to be available
-./opt/kolla/wait_for 25 1 mysql -h ${MARIADB_SERVICE_HOST} -u root -p"${DB_ROOT_PASSWORD}" -e 'status;'
+wait_for 25 1 mysql -h ${MARIADB_SERVICE_HOST} -u root -p"${DB_ROOT_PASSWORD}" -e 'status;'
 check_for_db
 
 mysql -h ${MARIADB_SERVICE_HOST} -u root -p${DB_ROOT_PASSWORD} mysql <<EOF