MGMT-11618: remove OCP 4.7

[osherdp]

It has no usage in SaaS, it is almost EOL, and we're just wasting time with downloading its corresponding ISO image.

List all the issues related to this PR

• New Feature
• Enhancement
• Bug fix
• Tests
• Documentation
• CI/CD

What environments does this code impact?

• Automation (CI, tools, etc)
• Cloud
• Operator Managed Deployments
• None

How was this code tested?

• assisted-test-infra environment
• dev-scripts environment
• Reviewer's test appreciated
• Waiting for CI to do a full test run
• Manual (Elaborate on how it was tested)
• No tests needed

Assignees

/cc @gamli75
/cc @eliorerz

Checklist

• Title and description added to both, commit and PR.
• Relevant issues have been associated (see CONTRIBUTING guide)
• Reviewers have been listed
• This change does not require a documentation update (docstring, docs, README, etc)
• Does this change include unit-tests (note that code changes require unit-tests)

Reviewers Checklist

• Are the title and description (in both PR and commit) meaningful and clear?
• Is there a bug required (and linked) for this change?
• Should this PR be backported?

[codecov]

Codecov Report

Merging #4268 (ad20704) into master (2343139) will not change coverage.
The diff coverage is n/a.

❗ Current head ad20704 differs from pull request most recent head 806bce8. Consider uploading reports for the commit 806bce8 to get more accurate results

@@           Coverage Diff           @@
##           master    #4268   +/-   ##
=======================================
  Coverage   66.11%   66.11%           
=======================================
  Files         189      189           
  Lines       26698    26698           
=======================================
  Hits        17651    17651           
  Misses       7440     7440           
  Partials     1607     1607           

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: gamli75, osherdp

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[openshift-ci-robot]

/retest-required

Remaining retests: 2 against base HEAD ad20704 and 8 for PR HEAD 806bce8 in total

[osherdp]

/override ci/prow/edge-e2e-metal-assisted-day2-single-node

[osherdp]

/override ci/prow/edge-e2e-metal-assisted-ipv4v6

[openshift-ci]

@osherdp: Overrode contexts on behalf of osherdp: ci/prow/edge-e2e-metal-assisted-day2-single-node

In response to this:

/override ci/prow/edge-e2e-metal-assisted-day2-single-node

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[openshift-ci]

@osherdp: Overrode contexts on behalf of osherdp: ci/prow/edge-e2e-metal-assisted-ipv4v6

In response to this:

/override ci/prow/edge-e2e-metal-assisted-ipv4v6

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[openshift-ci]

@osherdp: all tests passed!

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