Remove non-email address

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

Author: Enegg

peps/pep-0767.rst

@@ -1,6 +1,6 @@
 PEP: 767
 Title: Annotating Read-Only Attributes
-Author: Łukasz Modzelewski <eneg at discuss.python.org>
+Author: Łukasz Modzelewski
 Sponsor: Carl Meyer <carl@oddbird.net>
 Discussions-To: https://discuss.python.org/t/pep-767-annotating-read-only-attributes/73408
 Status: Draft