Infection requires PHP 8.1 #384

Job	Run time
Static Analysis	39s
Test VCS (fossil)	1m 5s
Test VCS (mercurial)	1m 28s
Test VCS (subversion)	1m 24s
CI (7.1, ubuntu-latest)	25s
CI (7.1, windows-latest)	1m 10s
CI (7.2, ubuntu-latest)	41s
CI (7.2, windows-latest)	1m 17s
CI (7.3, ubuntu-latest)	29s
CI (7.3, windows-latest)	1m 38s
CI (7.4, ubuntu-latest)	37s
CI (7.4, windows-latest)	2m 41s
CI (8.0, ubuntu-latest)	32s
CI (8.0, windows-latest)	1m 26s
CI (8.1, ubuntu-latest)	39s
CI (8.1, windows-latest)	1m 43s
CI (8.2, ubuntu-latest)	33s
CI (8.2, windows-latest)	2m 29s
Code coverage	33s
Build Phar	25s
Test Phar error message with PHP 7.0	9s
Test Phar error message with PHP 5.6	6s
Test Phar error message with PHP 5.5	11s
Test Phar error message with PHP 5.4	11s
Test Phar error message with PHP 5.3	11s
Test Phar with PHP 7.1	13s
Test Phar with PHP 8.1	11s
	23m 6s

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