GH Actions: Bump ramsey/composer-install from 2 to 3 #232

Job	Run time
Static Analysis	6m 8s
Lint (5.3, false)	17s
Lint (5.4, false)	19s
Lint (5.5, false)	16s
Lint (5.6, false)	15s
Lint (7.0, false)	14s
Lint (7.1, false)	15s
Lint (7.2, false)	20s
Lint (7.3, false)	16s
Lint (7.4, false)	14s
Lint (8.0, false)	15s
Lint (8.1, false)	15s
Lint (8.2, false)	11s
Lint (8.3, false)	9s
Lint (8.4, true, --ignore-platform-reqs)	15s
	9m 39s

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