Tests

Bump actions/checkout from 2 to 4 #8

Job	Run time
PHP 8.2 on ubuntu-latest w/ install	15s
PHP 8.2 on ubuntu-latest w/ update	16s
PHP 8.2 on windows-latest w/ install	42s
PHP 8.2 on windows-latest w/ update	46s
PHP 8.2 on macOS-latest w/ install	1m 1s
PHP 8.2 on macOS-latest w/ update	1m 12s
PHP 8.3 on ubuntu-latest w/ install	16s
PHP 8.3 on ubuntu-latest w/ update	12s
PHP 8.3 on windows-latest w/ install	35s
PHP 8.3 on windows-latest w/ update	45s
PHP 8.3 on macOS-latest w/ install	22s
PHP 8.3 on macOS-latest w/ update	25s
PHP 8.4 on ubuntu-latest w/ install	12s
PHP 8.4 on ubuntu-latest w/ update	14s
PHP 8.4 on windows-latest w/ install	31s
PHP 8.4 on windows-latest w/ update	41s
PHP 8.4 on macOS-latest w/ install	48s
PHP 8.4 on macOS-latest w/ update	1m 1s
	10m 14s

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