Tests

Allow 8.5 as PHP version no. 2 #21872

Job	Run time
Tests with old PHPUnit (8.1, windows-latest)	2m 14s
Tests (8.4, windows-latest)	57s
Tests (8.5, ubuntu-latest)	18s
Integration tests (ubuntu-latest)	19s
Tests (8.2, ubuntu-latest)	23s
Tests with old PHPUnit (7.4, windows-latest)	2m 35s
Determine levels tests matrix	18s
Integration tests (windows-latest)	59s
Tests with old PHPUnit (8.0, ubuntu-latest)	1m 8s
Tests with old PHPUnit (8.1, ubuntu-latest)	1m 10s
Tests (8.3, windows-latest)	1m 5s
Tests (8.5, windows-latest)	1m 11s
Tests with old PHPUnit (8.0, windows-latest)	2m 18s
Tests with old PHPUnit (7.4, ubuntu-latest)	2m 37s
Tests (8.3, ubuntu-latest)	23s
Tests (8.4, ubuntu-latest)	19s
Tests (8.2, windows-latest)	59s
Levels tests	0s
	19m 13s

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