More realistic types for action params, they can also be arrays of wh… #2530

Job	Run time
check-file-patterns	7s
check-makefile (8.4)	9s
composer-validate (8.4)	5s
info (8.4)	9s
check-sri-macros-concat	5s
lint-latte (8.4)	11s
lint-neon (8.4)	13s
lint-php (8.4)	12s
lint-xml	15s
phpcs (8.4)	17s
phpstan (8.4)	21s
composer-dependency-analyser (8.4)	8s
phpstan-vendor (8.4)	1m 14s
psalm (8.3)	20s
tester (8.4)	18s
	4m 4s

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