Update setup-bdc-ad.sh

Author: mihaelablendea

samples/features/sql-big-data-cluster/deployment/kubeadm/ubuntu-single-node-vm-ad/setup-bdc-ad.sh

@@ -95,7 +95,6 @@ IMAGES=(
         mssql-security-domainctl
         mssql-security-knox
         mssql-security-support
-        mssql-server
         mssql-server-controller
         mssql-server-data
         mssql-ha-operator