Fix typos on Handbook
Is it really true that "Anyone can chime in on any subject, including people who don't work at GitLab."? Here's a test of that. Noticed some minor typos to see how it goes.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Is it really true that "Anyone can chime in on any subject, including people who don't work at GitLab."? Here's a test of that. Noticed some minor typos to see how it goes.