Enhancement: Synchronize with `ergebnis/php-package-template` #770

Job	Run time
Coding Standards (8.1, locked)	29s
Dependency Analysis (8.1, locked)	42s
Code Coverage (8.1, locked)	20s
Backward-Compatibility Analysis (8.1, locked)	20s
Mutation Tests (8.1, locked)	28s
Refactoring (8.1, locked)	50s
Security Analysis (8.1, locked)	14s
Static Code Analysis (8.1, locked)	25s
Tests (8.1, lowest)	13s
Tests (8.1, locked)	12s
Tests (8.1, highest)	14s
Tests (8.2, lowest)	15s
Tests (8.2, locked)	13s
Tests (8.2, highest)	15s
Tests (8.3, lowest)	14s
Tests (8.3, locked)	12s
Tests (8.3, highest)	13s
	5m 49s

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