tests

Apply phpcs #433

Job	Run time
Tests (8.1, ubuntu-latest, prefer-lowest)	23s
Tests (8.1, ubuntu-latest, prefer-stable)	18s
Tests (8.1, macos-latest, prefer-lowest)	1m 35s
Tests (8.1, macos-latest, prefer-stable)	3m 6s
Tests (8.1, windows-latest, prefer-lowest)	39s
Tests (8.1, windows-latest, prefer-stable)	40s
Tests (8.2, ubuntu-latest, prefer-lowest)	23s
Tests (8.2, ubuntu-latest, prefer-stable)	13s
Tests (8.2, macos-latest, prefer-lowest)	1m 22s
Tests (8.2, macos-latest, prefer-stable)	2m 12s
Tests (8.2, windows-latest, prefer-lowest)	41s
Tests (8.2, windows-latest, prefer-stable)	34s
Tests (8.3, ubuntu-latest, prefer-lowest)	22s
Tests (8.3, ubuntu-latest, prefer-stable)	14s
Tests (8.3, macos-latest, prefer-lowest)	1m 40s
Tests (8.3, macos-latest, prefer-stable)	1m 37s
Tests (8.3, windows-latest, prefer-lowest)	31s
Tests (8.3, windows-latest, prefer-stable)	36s
	17m 6s

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