hgweb: fix changeset link in annotate view.
--- a/mercurial/hgweb/hgweb_mod.py
+++ b/mercurial/hgweb/hgweb_mod.py
@@ -419,7 +419,7 @@ class hgweb(object):
annotate=annotate,
path=_up(f),
rev=fctx.rev(),
- node=hex(n),
+ node=hex(fctx.node()),
manifest=hex(fctx.changectx().changeset()[0]),
author=fctx.user(),
date=fctx.date(),