Revendor installer: OpenStack >=1 MachineSet

[2uasimojo]

We got unlucky when we revendored installer and picked up OCPBUGS-17064, which causes the MachineSets generator to produce zero MachineSets when the input specifies zero Replicas, as it does when we're autoscaling.

Revendor to the (current) tip of the 4.14 branch to pick up the fix.

HIVE-2590

Manual redo of #2436

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 57.63%. Comparing base (cdfcf06) to head (791fd3c).
Report is 2 commits behind head on mce-2.4.

Additional details and impacted files

@@           Coverage Diff            @@
##           mce-2.4    #2438   +/-   ##
========================================
  Coverage    57.63%   57.63%           
========================================
  Files          186      186           
  Lines        25842    25843    +1     
========================================
+ Hits         14893    14894    +1     
  Misses        9703     9703           
  Partials      1246     1246           

Files with missing lines	Coverage Δ
pkg/controller/machinepool/awsactuator.go	78.43% <100.00%> (ø)
...g/controller/machinepool/machinepool_controller.go	53.78% <100.00%> (+0.05%)	⬆️

[2uasimojo]

/override ci/prow/security

#2387 backport

[openshift-ci]

@2uasimojo: Overrode contexts on behalf of 2uasimojo: ci/prow/security

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In response to this:

/override ci/prow/security

#2387 backport

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[openshift-ci]

@2uasimojo: The following test 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/security	791fd3c	link	true	/test security

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[2uasimojo]

/assign @dlom

Local test on openstack checked out ✓

[dlom]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: 2uasimojo, dlom

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