Update squizlabs/php_codesniffer to v3.13.6, mediawiki/mediawiki-codesniffer to v52

[anomiex]

Proposed changes

This resolves PKSA-rdkp-vv9z-mjkg.

Related product discussion/links

🤷

Does this pull request change what data or activity we track or use?

No

Testing instructions

• CI happy?

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Code Coverage Summary

This PR did not change code coverage!

That could be good or bad, depending on the situation. Everything covered before, and still is? Great! Nothing was covered before? Not so great. 🤷

Full summary · PHP report