Merge pull request #617 from arlyon/arlyon/bump-msrv #1114

Job	Run time
clippy-codegen	34s
format	18s
test (async-std-surf)	4m 52s
test (tokio-hyper)	6m 22s
clippy (async-std-surf)	1m 22s
clippy (tokio-hyper)	1m 38s
test (tokio-hyper-rustls)	4m 51s
verify-codegen	56s
clippy (tokio-hyper-rustls)	1m 39s
test (tokio-hyper-rustls-webpki)	4m 43s
clippy (tokio-hyper-rustls-webpki)	1m 21s
test (blocking)	5m 50s
clippy (blocking)	1m 36s
test (blocking-rustls)	5m 52s
clippy (blocking-rustls)	1m 4s
test (blocking-rustls-webpki)	5m 1s
clippy (blocking-rustls-webpki)	1m 37s
	49m 36s

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