Fix 1.63.0 MSRV #1519

Job	Run time
Docs	2m 31s
Check Style	17s
linux / nightly	1m 55s
MSRV	4m 1s
linux / stable	1m 22s
unstable features	46s
linux / beta	1m 25s
macOS / stable	1m 27s
Android	50s
windows / stable-x86_64-msvc	4m 55s
WASM	1m 31s
windows / stable-i686-msvc	6m 6s
windows / stable-x86_64-gnu	8m 37s
windows / stable-i686-gnu	7m 55s
feat.: default-tls disabled	1m 11s
feat.: rustls-tls	1m 27s
feat.: rustls-tls-manual-roots	1m 39s
feat.: native-tls	1m 11s
feat.: default-tls and rustls-tls	1m 27s
feat.: cookies	1m 27s
feat.: blocking	1m 40s
feat.: gzip	1m 36s
feat.: brotli	1m 19s
feat.: deflate	1m 23s
feat.: json	1m 28s
feat.: multipart	1m 31s
feat.: stream	1m 21s
feat.: socks/default-tls	1m 16s
feat.: socks/rustls-tls	1m 39s
feat.: trust-dns	1m 58s
CI is green	0s
	1h 7m 11s

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