Bump MongoDB.Driver from 3.4.2 to 3.5.2#22

dependabot[bot] wants to merge 1 commit intomainAzure/mongodb-atlas-landing-zone-accelerator:mainfrom

dependabot/nuget/test-db-connection/test-pe-db-connection/test-pe-db-connection/MongoDB.Driver-3.5.2Azure/mongodb-atlas-landing-zone-accelerator:dependabot/nuget/test-db-connection/test-pe-db-connection/test-pe-db-connection/MongoDB.Driver-3.5.2Copy head branch name to clipboard