CLOUDP-118914: Save selected values and ask setup in a loop

[blva]

Proposed changes

Jira ticket: CLOUDP-118914

➜  mongocli git:(CLOUDP-118914) atlasdev quickstart --clusterName cs

[Default Settings]
Cluster Name:				cs
Cloud Provider and Region:		AWS - US_EAST_1
Database User Username:			Cluster85670
Load sample data:			Yes
Allow connections from (IP Address):	184.75.19.146
? Do you want to set up your first free database in Atlas with default settings (it's free forever)? No
Press [Enter] to use the default values.

Enter [?] on any option to get help.

[Set up your Atlas cluster]
? Cloud Provider AWS
? Cloud Provider Region US_EAST_2
? Do you want to load sample data into cs? No

[Set up your database authentication access details. Store them in a secure location.]
? Database User Username my_username
? Database User Password [Must be >10 characters. Press Enter to use an auto-generated password] MyUserPassword

[Set up your database network access details]
? IP Access List Entry [Press Enter to use your public IP address '184.75.19.146'] 184.75.19.146

[Confirm cluster settings]
Cluster Name:				cs
Cloud Provider and Region:		AWS - US_EAST_2
Database User Username:			my_username
Allow connections from (IP Address):	184.75.19.146
? Are you ready to create your Atlas cluster with the above settings? No

[Set up your Atlas cluster]
? Cloud Provider AWS
? Cloud Provider Region US_EAST_1

[Set up your database authentication access details. Store them in a secure location.]
? Database User Username my_username
? Database User Password [Must be >10 characters. Press Enter to use an auto-generated password] MyUserPassword

[Set up your database network access details]
? IP Access List Entry [Press Enter to use your public IP address '184.75.19.146'] [? for help] (184.75.19.146)

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

[ciprian-tibulca]

LGTM, code looks ok