Modernize swift-proxy-server pipeline
Modernize swift-proxy-server pipeline

This change updates the pipeline parameter of swift-proxy-server,
so that some middlewares to use basic features are enabled in
integration/litmus jobs.

Depends-on: https://review.opendev.org/776826
Change-Id: I32ee15de80467ede3adceaf7bd34ed3edef7bc43

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration