Build(deps-dev): Bump phpunit/phpunit from 10.5.20 to 10.5.21 #1223

Job	Run time
Validate composer (8.1, highest)	8s
Linting (8.1)	15s
Linting (8.2)	20s
Linting (8.3)	20s
Static Code Analysis with PHPStan (8.1, locked)	25s
Static Code Analysis with PHPStan (8.2, locked)	22s
Check Coding Standards with PHPCS (8.1, highest)	15s
Check for Backward Compatibility breaks (8.1, highest)	22s
Static Code Analysis with PHPStan (8.3, locked)	30s
Install dependencies (8.1, lowest, false)	15s
Install dependencies (8.1, highest, false)	19s
UnitTests with PHPUnit (8.1, highest)	14s
Install dependencies (8.2, lowest, false)	16s
UnitTests with PHPUnit (8.2, highest)	15s
Install dependencies (8.2, highest, false)	24s
UnitTests with PHPUnit (8.3, highest)	14s
Install dependencies (8.3, lowest, false)	16s
Install dependencies (8.3, highest, false)	11s
Install dependencies (8.1, locked, false)	21s
Install dependencies (8.2, locked, false)	13s
Install dependencies (8.3, locked, false)	14s
Install dependencies (8.4, highest, true)	14s
Compare results with PHPUnit (8.1, highest)	17s
Code Coverage with PHPUnit (8.1, highest)	31s
Compare results with PHPUnit (8.2, highest)	31s
Code Coverage with PHPUnit (8.2, highest)	20s
Compare results with PHPUnit (8.3, highest)	22s
Code Coverage with PHPUnit (8.3, highest)	24s
	8m 48s

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