tests

chore(composer): remove deprecated scripts and update class-leak-chec… #754

Job	Run time
P8.1 - prefer-stable - macos-latest	5m 14s
P8.1 - prefer-stable - windows-latest	5m 7s
P8.5 - prefer-stable - windows-latest	5m 32s
P8.5 - prefer-stable - ubuntu-latest	2m 37s
P8.1 - prefer-stable - ubuntu-latest	3m 12s
P8.5 - prefer-stable - macos-latest	5m 21s
	27m 3s

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