Bump chrono from 0.4.40 to 0.4.41 #549

Job	Run time
rust_ci (macos-latest, beta)	1m 16s
rust_ci (ubuntu-latest, nightly)	1m 35s
rust_ci (macos-latest, nightly)	1m 37s
rust_ci (macos-latest, stable)	1m 19s
rust_ci (ubuntu-latest, stable)	1m 4s
rust_ci (windows-latest, beta)	2m 14s
rust_ci (windows-latest, nightly)	3m 49s
rust_ci (windows-latest, stable)	3m 24s
rust_ci (ubuntu-latest, beta)	1m 4s
	17m 22s

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