add user roles to accessing qc databases for different security levels

[DowntonCrabby]

We should add roles to the mongodb databases to only allow as much access as is needed:

https://www.mongodb.com/docs/manual/reference/built-in-roles/#built-in-roles

[DowntonCrabby]

• [x] admin roles for Clark, Sean, Arielle
• [x] generic read only account
• [x] write to records database for qc_metrics repo
• [x] write access for mouse-qc

[DowntonCrabby]

accounts have now been made for all these