[release-1.11] Bump KUBEVIRT_CONSOLE_PLUGIN to v4.15.0

[tiraboschi]

What this PR does / why we need it:
Bump KUBEVIRT_CONSOLE_PLUGIN to v4.15.0

This is manual cherry-pick of #2758

Reviewer Checklist

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• PR Message
• Commit Messages
• How to test
• Unit Tests
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• Upgrade Scenario
• Uninstallation Scenario
• Backward Compatibility
• Troubleshooting Friendly

Jira Ticket:

NONE

Release note:

Bump KUBEVIRT_CONSOLE_PLUGIN to v4.15.0

[sonarcloud]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[coveralls]

Pull Request Test Coverage Report for Build 7623789536

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.02%) to 86.45%

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Totals
Change from base Build 7612198433:	-0.02%
Covered Lines:	5302
Relevant Lines:	6133

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💛 - Coveralls

[nunnatsa]

/lgtm
/approve

[kubevirt-bot]

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