Add ibmcloud SecurityGroup dynamically for s390x CI vms

[jdao-rh]

Description

Current IBMcloud for s390x VM's security group was removed by IBMcloud security for allowing ssh access from anywhere. This change creates a security group for the Ansible host IP dynamically

Checklist

• Investigated and inspected CI test results
• Updated documentation accordingly

Automated testing

• Added unit tests
• Added integration tests
• Added regression tests

If any of these don't apply, please comment below.
Update to CI

Testing Performed

CI is able to create and SSH into s390x VMs

For more details, ref the Confluence page about this section.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 27.38%. Comparing base (e98bedf) to head (02cc196).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3219   +/-   ##
=======================================
  Coverage   27.38%   27.38%           
=======================================
  Files          95       95           
  Lines        5427     5427           
  Branches     2548     2548           
=======================================
  Hits         1486     1486           
  Misses       3214     3214           
  Partials      727      727           

Flag	Coverage Δ
collector-unit-tests	27.38% <ø> (ø)

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[ovalenti]

Thanks for addressing this @jdao-rh !