Bump pymongo from 4.7.3 to 4.8.0

Bumps [pymongo](https://github.com/mongodb/mongo-python-driver) from 4.7.3 to 4.8.0.
- [Release notes](https://github.com/mongodb/mongo-python-driver/releases)
- [Changelog](https://github.com/mongodb/mongo-python-driver/blob/master/doc/changelog.rst)
- [Commits](mongodb/mongo-python-driver@4.7.3...4.8.0)

---
updated-dependencies:
- dependency-name: pymongo
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements/funtest.txt

@@ -2,7 +2,7 @@
 redis>=4.5.2,!=5.0.2,!=4.5.5
 
 # MongoDB transport
-pymongo==4.7.3
+pymongo==4.8.0
 
 # Zookeeper transport
 kazoo