chore(deps): update dependency phpunit/phpunit to v9.6.29

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This PR contains the following updates:

Package	Change	Age	Confidence
phpunit/phpunit (source)	9.6.28 -> 9.6.29

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Release Notes

sebastianbergmann/phpunit (phpunit/phpunit)

v9.6.29: PHPUnit 9.6.29

Compare Source

• No changes; phpunit.phar rebuilt with updated dependencies

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Learn how to install or update PHPUnit 9.6 in the documentation.

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