PEP 731: Remove Michael Droettboom from WG member list

Michael resigned.

Author: encukou

peps/pep-0731.rst

@@ -100,7 +100,6 @@ Members
 The members of the working group are:
 
 - Erlend Aasland
-- Michael Droettboom
 - Petr Viktorin
 - Serhiy Storchaka
 - Steve Dower