Build(deps-dev): Bump phpunit/phpunit from 10.5.20 to 10.5.21 #1224

Job	Run time
Validate composer (8.1, highest)	13s
Linting (8.1)	18s
Linting (8.2)	24s
Linting (8.3)	26s
Static Code Analysis with PHPStan (8.1, locked)	24s
Check Coding Standards with PHPCS (8.1, highest)	16s
Static Code Analysis with PHPStan (8.2, locked)	17s
Check for Backward Compatibility breaks (8.1, highest)	17s
Static Code Analysis with PHPStan (8.3, locked)	24s
Install dependencies (8.1, lowest, false)	25s
UnitTests with PHPUnit (8.1, highest)	16s
Install dependencies (8.1, highest, false)	14s
UnitTests with PHPUnit (8.2, highest)	15s
Install dependencies (8.2, lowest, false)	15s
UnitTests with PHPUnit (8.3, highest)	14s
Install dependencies (8.2, highest, false)	13s
Install dependencies (8.3, lowest, false)	15s
Install dependencies (8.3, highest, false)	16s
Install dependencies (8.1, locked, false)	17s
Install dependencies (8.2, locked, false)	19s
Install dependencies (8.3, locked, false)	15s
Install dependencies (8.4, highest, true)	9s
Compare results with PHPUnit (8.1, highest)	30s
Code Coverage with PHPUnit (8.1, highest)	16s
Compare results with PHPUnit (8.2, highest)	21s
Code Coverage with PHPUnit (8.2, highest)	19s
Compare results with PHPUnit (8.3, highest)	31s
Code Coverage with PHPUnit (8.3, highest)	36s
	8m 55s

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