Bump pymongo from 4.11.3 to 4.12.1 (#20)

Bumps [pymongo](https://github.com/mongodb/mongo-python-driver) from 4.11.3 to 4.12.1.
- [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@4.11.3...4.12.1)

---
updated-dependencies:
- dependency-name: pymongo
  dependency-version: 4.12.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,2 +1,2 @@
 dnspython==2.6.1
-pymongo==4.11.3
+pymongo==4.12.1