Bump kinto-changes from 3.0.2 to 3.1.0

Bumps [kinto-changes](https://github.com/kinto/kinto-changes) from 3.0.2 to 3.1.0.
- [Release notes](https://github.com/kinto/kinto-changes/releases)
- [Changelog](https://github.com/Kinto/kinto-changes/blob/master/CHANGELOG.rst)
- [Commits](Kinto/kinto-changes@3.0.2...3.1.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

requirements.txt

@@ -1,3 +1,3 @@
 kinto==14.0.1
-kinto-changes==3.0.2
+kinto-changes==3.1.0
 requests==2.24.0