test

Add nix version as part of the nix cache key #280

Job	Run time
test-action-with-sha256-checksum-failure	5s
test-action-with-sha256-checksum	50s
test-action (macos-13, true)	54s
test-action-with-sha256-checksum-on-mac	1m 26s
test-action-with-version	47s
test-action (macos-13, false)	59s
test-action (macos-14, true)	1m 0s
test-action (macos-14, false)	1m 14s
test-action (macos-latest, true)	58s
test-action (macos-latest, false)	1m 13s
test-action (ubuntu-latest, true)	27s
test-action (ubuntu-latest, false)	46s
	10m 39s

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