fix: Add OLM channels recovery script.

[AndrienkoAleksandr]

What does this PR do?

Recover OLM channels for preview catalog source images.

Screenshot/screencast of this PR

N/A

What issues does this PR fix or reference?

N/A

How to test this PR?

N/A

PR Checklist

As the author of this Pull Request I made sure that:

• The Eclipse Contributor Agreement is valid
• Code produced is complete
• Code builds without errors
• Tests are covering the bugfix
• Custom resource definition file is up to date
• Nightly OLM bundle is up to date
• The repository devfile is up to date and works
• Sections What issues does this PR fix or reference and How to test this PR completed
• Relevant user documentation updated
• Relevant contributing documentation updated
• CI/CD changes implemented, documented and communicated

Reviewers

Reviewers, please comment how you tested the PR when approving it.

Signed-off-by: Oleksandr Andriienko oandriie@redhat.com

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: AndrienkoAleksandr, tolusha

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[AndrienkoAleksandr]

/test v7-multi-host-nightly-deployment

[AndrienkoAleksandr]

/test v7-single-host-nightly-deployment

[AndrienkoAleksandr]

/test v7-stable-to-nightly

[tolusha]

/test v7-stable-to-nightly

[AndrienkoAleksandr]

/test v7-stable-to-nightly

[codecov]

Codecov Report

Merging #955 (3ee1c4c) into main (3141f09) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #955   +/-   ##
=======================================
  Coverage   49.93%   49.93%           
=======================================
  Files          56       56           
  Lines        6628     6628           
=======================================
  Hits         3310     3310           
  Misses       2964     2964           
  Partials      354      354           

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[AndrienkoAleksandr]

All openshift ci checks are gree. I ignored restore/backup test, because I didn't rebased pr with #941 and I would like to recover OLM channels ASAP.