Update dependency vimeo/psalm to v6 - autoclosed #2736

Job	Run time
Check Backward Compatibility (locked, 8.4, ubuntu-latest)	11s
Check Coding Standards (locked, 8.2, ubuntu-latest)	15s
Run benchmarks (locked, 8.4, ubuntu-latest)	13s
Run benchmarks (locked, 8.4, windows-latest)	13s
Test Compatibility (locked, 8.4, ubuntu-latest)	18s
Check Demo Scripts (locked, 8.4, ubuntu-latest)	18s
Test Compatibility (locked, 8.4, windows-latest)	19s
Mutation tests (locked, 8.3, ubuntu-latest)	19s
PHPUnit tests (lowest, 8.2, ubuntu-latest)	12s
Static Analysis by Psalm (locked, 8.3, ubuntu-latest)	10s
PHPUnit tests (lowest, 8.2, windows-latest)	3s
Static Analysis by PHPStan (locked, 8.2, ubuntu-latest)	15s
PHPUnit tests (lowest, 8.3, ubuntu-latest)	3s
Static Analysis by PHPStan (locked, 8.3, ubuntu-latest)	12s
PHPUnit tests (lowest, 8.3, windows-latest)	1s
Static Analysis by PHPStan (locked, 8.4, ubuntu-latest)	11s
PHPUnit tests (lowest, 8.4, ubuntu-latest)	1s
PHPUnit tests (lowest, 8.4, windows-latest)	1s
PHPUnit tests (highest, 8.2, ubuntu-latest)	23s
PHPUnit tests (highest, 8.2, windows-latest)	24s
PHPUnit tests (highest, 8.3, ubuntu-latest)	22s
PHPUnit tests (highest, 8.3, windows-latest)	22s
PHPUnit tests (highest, 8.4, ubuntu-latest)	26s
PHPUnit tests (highest, 8.4, windows-latest)	21s
PHPUnit tests (locked, 8.2, ubuntu-latest)	20s
PHPUnit tests (locked, 8.2, windows-latest)	10s
PHPUnit tests (locked, 8.3, ubuntu-latest)	21s
PHPUnit tests (locked, 8.3, windows-latest)	20s
PHPUnit tests (locked, 8.4, ubuntu-latest)	13s
PHPUnit tests (locked, 8.4, windows-latest)	5s
	7m 2s

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