PEP 770: Add discussion link

Author: sethmlarson

peps/pep-0770.rst

@@ -3,7 +3,9 @@ Title: Improving measurability of Python packages with Software Bill-of-Material
 Author: Seth Larson <seth@python.org>
 Sponsor: Brett Cannon <brett@python.org>
 PEP-Delegate: Brett Cannon <brett@python.org>
-Discussions-To: https://discuss.python.org/t/70261
+Post-History:
+  `06-Jan-2025 <https://discuss.python.org/t/70261>`__
+  `05-Nov-2024 <https://discuss.python.org/t/76308>`__
 Status: Draft
 Type: Standards Track
 Topic: Packaging