mongoOptions aren't passed to GridFSBucketAdapter #7910

New Issue Checklist

• I am not disclosing a vulnerability.
• I am not just asking a question.
• I have searched through existing issues.
• I can reproduce the issue with the latest version of Parse Server.

Issue Description

If you are using custom databaseOptions in your Parse Server options (such as sslKey), the default GridFS file storage stops working.

Steps to reproduce

Create a Parse Server with databaseOptions, using a mongoDB with certificate auth. Attempt to save a file..

Actual Outcome

Certificate validation fails

Expected Outcome

Files to save

Environment

Server

• Parse Server version: alpha
• Operating system: macos
• Local or remote host (AWS, Azure, Google Cloud, Heroku, Digital Ocean, etc): local

Database

• System (MongoDB or Postgres): mongo