CLOUDP-70022: mongocli iam team(s) user(s) delete

[andreaangiolillo]

Proposed changes

Jira ticket: CLOUDP-70022

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

Atlas

./bin/mongocli iam team users delete 5f4e89f73a9f5c0c8872ca8f --teamId 5f4f7e43a489de6dd3c0e463
? Are you sure you want to delete: 5f4e89f73a9f5c0c8872ca8f Yes
User '5f4e89f73a9f5c0c8872ca8f' deleted from the team

OM

./bin/mongocli iam team users delete 5f4f3c760ed5b166b56b02cb --teamId 5f4f7e950ed5b166b56b34aa -P ops
? Are you sure you want to delete: 5f4f3c760ed5b166b56b02cb Yes
User '5f4f3c760ed5b166b56b02cb' deleted from the team

[gssbzn]

LGTM