Bump pymongo from 4.3.3 to 4.6.3 in /clustering

Bumps [pymongo](https://github.com/mongodb/mongo-python-driver) from 4.3.3 to 4.6.3.
- [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@4.3.3...4.6.3)

---
updated-dependencies:
- dependency-name: pymongo
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

clustering/requirements.txt

@@ -5,7 +5,7 @@ matplotlib==3.7.0
 numpy==1.24.2
 pandas==1.5.3
 pydantic==1.10.4
-pymongo==4.3.3
+pymongo==4.6.3
 requests==2.31.0
 scikit-learn==1.2.1
 scipy==1.10.0