rollback: pymongo

[itsmostafa]

Rolling back PyMongo due to it being possibly related to deployment failures

🗣 Description

💭 Motivation and context

🧪 Testing

✅ Pre-approval checklist

• [x] This PR has an informative and human-readable title.
• [x] I have read the CONTRIBUTING document.
• [x] These code changes follow cisagov code standards.