Update Magento Coding Standard to version 6

[sivaschenko]

A new version 6 of Magento Coding Standard is available: https://github.com/magento/magento-coding-standard/releases/tag/v6

The composer.lock file should be updated to switch to the new version

[m2-assistant]

Hi @sivaschenko. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

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• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento give me 2.4-develop instance - upcoming 2.4.x release

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Please, add a comment to assign the issue: @magento I am working on this

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[magento-engcom-team]

Hi @sivaschenko. Thank you for your report.
The issue has been fixed in #31151 by @ihor-sviziev in 2.4-develop branch
Related commit(s):

• 55926f83b5517b4acf989b20029830187e4df8ca

The fix will be available with the upcoming 2.4.3 release.