Mark Goddard 608836d956 docs: fix registry mirror example
The docker configuration should be a URL, not a host:port.

Closes-Bug: #1919932
Change-Id: I5025fdb7e48c79a107b45f1454f5d5e81367a2f9
2021-03-18 09:38:14 +00:00
..
2021-03-18 09:38:14 +00:00