Update dependency squizlabs/php_codesniffer to v4

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This PR contains the following updates:

Package	Change	Age	Confidence
squizlabs/php_codesniffer	^3.11.2 -> ^4.0.0

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Release Notes

PHPCSStandards/PHP_CodeSniffer (squizlabs/php_codesniffer)

v4.0.0

Compare Source

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