It's finally time to retire the old tracker plug-in

(cherry picked from commit 101928a68c2624e91195b99bed9957b035a0c501)

While splice is super helpful and easy, we need to be able to report the
current transfer progress, so switch back to manual copying.

Update to upstream version '0.44.1'
with Debian dir 75737ec896a6029d9a0a6325eb95fd1a015d4265

Closes: #1033330

tagging package rygel version debian/0.44.1-1