Adjust Cargo.toml #1045

Job	Run time
Test (nightly)	1m 8s
Test (macOS)	58s
Build docs	48s
Examples	1m 43s
Check minimal versions	24s
MSRV	0s
Test (stable)	52s
Test (beta)	1m 23s
Test (Windows)	2m 55s
Test (native-tls)	1m 2s
Test (no default features)	37s
Test (no cache)	52s
Test (no gateway)	36s
Test (unstable Discord API features)	1m 4s
Test (zlib compression)	47s
Test (zstd compression)	54s
Test (zlib and zstd compression)	47s
Test (chrono, chrono)	48s
Test (unstable API + typesize, default unstable typesize, true)	48s
Test (builder without model, builder, true)	40s
Test (unstable Discord API (no default features), unstable, true)	34s
	19m 40s

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