If `--insecure-registry mydomain.com` was specified, it would match a registry at mydomain.com on any port.
This was accidentally added in #9735 and is now being reverted.
Signed-off-by: Tibor Vass <teabee89@gmail.com>
Upstream-commit: 9a50dd5f37d001d7c453ea8749454b4c8bf728f1
Component: engine