Update peps/pep-0772.rst

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

Author: warsaw

peps/pep-0772.rst

@@ -269,7 +269,7 @@ Packaging Council members to fill the vacancies, or call for new Packaging Counc
 Conflicts of interest
 ---------------------
 
-No more than two Packaging Council member may be employed by or significantly affiliated with the same
+No more than two Packaging Council members may be employed by or significantly affiliated with the same
 entity. An entity is a company and its subsidiaries, or another incorporated entity such as a non-profit or
 educational institution with its own mission and goals. Significant affiliation includes, at the least,
 receiving wages for current work, officer/director roles, and 25% or more ownership stake.  PSF membership at