OCM-9995 | feat: Adding rosa quickstart POC

[den-rgb]

to run the command ->

rosa bootstrap rosa-quickstart-default-vpc --param Name=rosa-quickstart-default --param VpcCidr=10.0.0.0/16 --param Region=us-west-2 --param AvailabilityZonesCount=2 --param Tags=key1=value1,key2=value2

Whats New

• Added region
• added params
• different templates will be called depending on the first arg passed in eg:rosa-quickstart-default-vpc
• Modified Tags handling + added default tags
• Account + Org validation
• vpc template no longer requires s3 bucket hosting
• no longer creates nested stacks

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: den-rgb
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[openshift-ci]

@den-rgb: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/coverage	a5f514d	link	true	/test coverage
ci/prow/test	a5f514d	link	true	/test test
ci/prow/lint	a5f514d	link	true	/test lint

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