Release r-0942 (v1.9.1)

Info

Commit 55a63bb was deployed to stage. See code diff.

It was initialized by davinotdavid.

How to Promote?

In order to promote this to prod, edit the draft and press "Publish release".

What's Changed

• Prevent direct schedule updates through a PUT request to target someone else's calendar by @davinotdavid in #1854
• Bump version to 1.9.1 by @davinotdavid in #1855

Full Changelog: r-0940...r-0942