[web] Replace ' with ' in announcementStatements
Summary: ' was appearing on the page instead of an apostrophe. I'm guessing there's some sort of sanitization step that's escaping '?
Test Plan:
Before:
After:
Reviewers: ashoat, ginsu
Reviewed By: ashoat
Subscribers: tomek
Differential Revision: https://phab.comm.dev/D7893