NO-ISSUE: [release-ocm-2.10] Bump OCP versions: 4.16, 4.15

[danmanor]

OpenShift updates: 4.15.42-multi -> 4.15.43-multi, 4.15.42 -> 4.15.43
RHCOS updates: 4.16.3 -> 4.16.21

/cc @rccrdpccl @gamli75

[openshift-ci-robot]

@danmanor: This pull request explicitly references no jira issue.

In response to this:

OpenShift updates: 4.15.42-multi -> 4.15.43-multi, 4.15.42 -> 4.15.43
RHCOS updates: 4.16.3 -> 4.16.21

/cc @rccrdpccl @gamli75

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[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: danmanor

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 68.31%. Comparing base (b0d22f0) to head (eb7a24e).

Additional details and impacted files

@@                Coverage Diff                @@
##           release-ocm-2.10    #7211   +/-   ##
=================================================
  Coverage             68.31%   68.31%           
=================================================
  Files                   236      236           
  Lines                 35138    35138           
=================================================
+ Hits                  24004    24005    +1     
  Misses                 9055     9055           
+ Partials               2079     2078    -1     

see 2 files with indirect coverage changes

[openshift-ci]

@danmanor: 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/subsystem-kubeapi-aws	eb7a24e	link	true	/test subsystem-kubeapi-aws
ci/prow/subsystem-aws	eb7a24e	link	true	/test subsystem-aws

Full PR test history. Your PR dashboard.

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