composer(deps-dev): Bump ergebnis/php-cs-fixer-config from 6.19.0 to 6.20.0 #64

Job	Run time
Code Coverage (8.1, locked)	17s
Backward-Compatibility Analysis (8.1, locked)	18s
Coding Standards (8.1, locked)	14s
Dependency Analysis (8.1, locked)	1m 47s
Mutation Tests (8.1, locked)	17s
Refactoring (8.1, locked)	14s
Security Analysis (8.1, locked)	12s
Static Code Analysis (8.1, locked)	1m 17s
Tests (8.1, lowest)	1m 33s
Tests (8.1, locked)	19s
Tests (8.1, highest)	22s
Tests (8.2, lowest)	36s
Tests (8.2, locked)	15s
Tests (8.2, highest)	23s
Tests (8.3, lowest)	22s
Tests (8.3, locked)	14s
Tests (8.3, highest)	16s
	8m 56s

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