Issue #509: Bump phpunit to v12.5.23 #820

Job	Run time
ci / Generate job matrix	11s
ci / QA Checks (PHPUnit [8.3, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	1m 55s
ci / QA Checks (PHPUnit [8.3, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	1m 40s
ci / QA Checks (PHPUnit [8.4, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	2m 50s
ci / QA Checks (PHPUnit [8.4, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	2m 41s
ci / QA Checks (PHPUnit [8.5, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	2m 39s
ci / QA Checks (README Linting [8.3, latest], ubuntu-latest, laminas/laminas-continuous-integration-ac...	1m 14s
ci / QA Checks (PHPStan [8.3, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	1m 20s
ci / QA Checks (PHPCodeSniffer [8.3, latest], ubuntu-latest, laminas/laminas-continuous-integration-ac...	1m 21s
ci / QA Checks (PHPUnit [8.5, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	2m 40s
	18m 31s

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