log-search: Fix URLs for non-zulipchat.com hosts.
log-search: Fix URLs for non-zulipchat.com hosts.

zulip/zulip,rht/zulip,andersk/zulip,zulip/zulip,andersk/zulip,zulip/zulip,andersk/zulip,rht/zulip,andersk/zulip,zulip/zulip,andersk/zulip,andersk/zulip,rht/zulip,zulip/zulip,rht/zulip,andersk/zulip,rht/zulip,rht/zulip,zulip/zulip,zulip/zulip,rht/zulip