Bump actions/checkout from 4 to 5 #36

Job	Run time
Test 1.69 on macos-latest ()	34s
Test 1.69 on ubuntu-latest ()	17s
Test 1.69 on ubuntu-latest (--features tokio)	17s
clippy	24s
Test 1.69 on windows-latest ()	58s
Test 1.69 on macos-latest (--features tokio)	33s
Test 1.69 on windows-latest (--features tokio)	55s
Test stable on ubuntu-latest ()	1m 0s
rustfmt	21s
Test stable on ubuntu-latest (--features tokio)	1m 17s
Test stable on macos-latest ()	1m 24s
Test stable on macos-latest (--features tokio)	1m 15s
Test stable on windows-latest (--features tokio)	2m 2s
Test nightly on macos-latest ()	1m 5s
Test nightly on windows-latest (--features tokio)	2m 10s
Test nightly on macos-latest (--features tokio)	1m 34s
Test nightly on ubuntu-latest ()	1m 2s
Test nightly on ubuntu-latest (--features tokio)	1m 6s
Test nightly on windows-latest ()	2m 10s
Test stable on windows-latest ()	2m 19s
	22m 43s

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