docs: bump action-setup version in README #257

Job	Run time
Test with dest (4.11.1, ubuntu-latest)	9s
Test with default inputs (4.11.1, ubuntu-latest)	11s
Test with run_install (null, ubuntu-latest)	9s
Test with dest (4.11.1, macos-latest)	13s
Test with default inputs (4.11.1, macos-latest)	13s
Test with run_install (empty object, ubuntu-latest)	12s
Test with dest (4.11.1, windows-latest)	48s
Test with default inputs (4.11.1, windows-latest)	38s
Test with run_install (recursive, ubuntu-latest)	14s
Test with run_install (global, ubuntu-latest)	18s
Test with run_install (array, ubuntu-latest)	19s
Test with standalone (ubuntu-latest, true)	13s
Test with run_install (null, macos-latest)	11s
Test with standalone (ubuntu-latest, false)	10s
Test with run_install (empty object, macos-latest)	13s
Test with standalone (macos-latest, true)	13s
Test with run_install (recursive, macos-latest)	17s
Test with standalone (macos-latest, false)	9s
Test with run_install (global, macos-latest)	17s
Test with standalone (windows-latest, true)	39s
Test with run_install (array, macos-latest)	24s
Test with standalone (windows-latest, false)	35s
Test with run_install (null, windows-latest)	59s
Test with run_install (empty object, windows-latest)	46s
Test with run_install (recursive, windows-latest)	1m 20s
Test with run_install (global, windows-latest)	49s
Test with run_install (array, windows-latest)	1m 39s
	12m 18s

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