Use reader/writer from gitaly streamio
We have moved the gitaly stream helpers from gitaly-proto/go/helper to gitaly/streamio.
This change lets workhorse use the new helpers (which are the same as the old ones).
Edited by Jacob Vosmaer (GitLab)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
We have moved the gitaly stream helpers from gitaly-proto/go/helper to gitaly/streamio.
This change lets workhorse use the new helpers (which are the same as the old ones).