[release-1.9] Add flag to csv-merger to pass the test images NVRs

[orenc1]

This is a manual backport of #2757

What this PR does / why we need it:

Reviewer Checklist

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• [ ] PR Message
• [ ] Commit Messages
• [ ] How to test
• [ ] Unit Tests
• [ ] Functional Tests
• [ ] User Documentation
• [ ] Developer Documentation
• [ ] Upgrade Scenario
• [ ] Uninstallation Scenario
• [ ] Backward Compatibility
• [ ] Troubleshooting Friendly

Jira Ticket:

NONE

Release note:

NONE

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[coveralls]

Pull Request Test Coverage Report for Build 9362577267

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 85.844%

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Totals
Change from base Build 8703976424:	0.0%
Covered Lines:	4906
Relevant Lines:	5715

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💛 - Coveralls

[tiraboschi]

/lgtm

[tiraboschi]

/approve

[kubevirt-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: tiraboschi

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