Add CI for PHP 8.3 and 8.4 #1375

Job	Run time
Mutation tests (locked, 8.2, ubuntu-latest)	43s
Generate job matrix	9s
Mutation tests (locked, 8.3, ubuntu-latest)	29s
Mutation tests (locked, 8.4, ubuntu-latest)	30s
QA Checks (README Linting [8.2, locked], ubuntu-latest, laminas/laminas-continuous-integration-ac...	25s
QA Checks (PHPUnit [8.2, locked], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	23s
QA Checks (PHPUnit [8.2, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	24s
QA Checks (PHPUnit [8.2, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	26s
QA Checks (PHPUnit [8.3, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	23s
QA Checks (PHPUnit [8.3, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	23s
QA Checks (PHPUnit [8.4, lowest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	23s
QA Checks (PHPUnit [8.4, latest], ubuntu-latest, laminas/laminas-continuous-integration-action@v1...	28s
QA Checks (PHPCodeSniffer [8.2, locked], ubuntu-latest, laminas/laminas-continuous-integration-ac...	25s
QA Checks (Psalm [8.2, locked], ubuntu-latest, laminas/laminas-continuous-integration-action@v1, ...	30s
	6m 1s

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