Update peps/pep-0779.rst

Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>

Author: Yhg1s

peps/pep-0779.rst

@@ -3,6 +3,7 @@ Title: Criteria for supported status for free-threaded Python
 Author: Thomas Wouters <thomas@python.org>,
         Matt Page <mpage at python.org>,
         Sam Gross <colesbury at gmail.com>
+Discussions-To: https://discuss.python.org/t/84319
 Status: Draft
 Type: Standards Track
 Created: 13-Mar-2025