INTMDB-144: deleted omitempty for scopes of database users

[coderGo93]

Description

Delete the omitempty for scopes parameter so it can send an empty array of scopes in json request.

Link to any related issue(s):

Type of change:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Required Checklist:

• I have signed the MongoDB CLA
• I have added tests that prove my fix is effective or that my feature works
• I have added any necessary documentation (if appropriate)
• I have run make fmt and formatted my code

Further comments

[themantissa]

LGTM - knocking this one out since it's a small fix. @gssbzn by since I think only @andreaangiolillo will be in next week I'm going to add him as a reviewer as I just like to have a check on each side as we have more use of the client. Let me know if any issue there. Thanks!

[andreaangiolillo]

LGTM

[themantissa]

@marinsalinas with two approvals I merged but noted I didn't have a 2nd DoU review. Can you just double check this for us? Thanks!

[marinsalinas]

LGTM