CLOUDP-124560: Add login to quickstart

[blva]

Proposed changes

Jira ticket: CLOUDP-124560

Not authenticated, with force

➜  mongocli git:(CLOUDP-124560) ✗ atlasdev quickstart -P oie --force
Error: this action requires authentication

To log in using your Atlas username and password, run: atlas auth login
To set credentials using API keys, run: atlas config init

Not authenticated, without force

➜  mongocli git:(CLOUDP-124560) ✗ atlasdev quickstart -P oie
This action requires authentication.

To verify your account, copy your one-time verification code:
Y66W-KR6P

Paste the code in the browser when prompted to activate your Atlas CLI. Your code will expire after 10 minutes.

To continue, go to https://account.mongodb.com/account/connect

authenticated,

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 in document requirements section listed in CONTRIBUTING.md (if appropriate)
• I have addressed the @mongodb/docs-cloud-team comments (if appropriate)
• I have updated e2e/E2E-TESTS.md (if an e2e test has been added)
• I have run make fmt and formatted my code

Further comments