chore: bump mongo driver version to the recommended driver version

[keithgg]

Description

When deploying a forum install you randomly get SCRAM-SHA-1 failures. This branch is an attempt to remedy that.

DO NOT MERGE

[openedx-webhooks]

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[natabene]

@keithgg Thank you for the contribution, please let us know once this is ready for our review.

[keithgg]

@natabene this PR isn't needed anymore as I found a different way to achieve what I was looking for.

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