Rust

Bump version to 20.3.0 #3802

Job	Run time
fmt	6s
cargo-deny (advisories)	3m 59s
cargo-deny (bans licenses sources)	3m 53s
build-fuzz	1m 2s
build-and-test (msrv, ubuntu-latest, x86_64-unknown-linux-gnu)	8m 40s
build-and-test (msrv, ubuntu-latest, aarch64-unknown-linux-gnu, true)	4m 38s
check-git-rev-deps	10s
build-and-test (msrv, macos-latest, x86_64-apple-darwin)	25m 56s
docs	2m 43s
build-and-test (msrv, macos-latest, aarch64-apple-darwin)	16m 22s
build-and-test (msrv, windows-latest, x86_64-pc-windows-msvc)	14m 18s
build-and-test (latest, ubuntu-latest, x86_64-unknown-linux-gnu)	8m 59s
readme	56s
rust-analyzer-compat	2m 14s
build-and-test (latest, ubuntu-latest, aarch64-unknown-linux-gnu, true)	4m 13s
semver-checks	4m 13s
build-and-test (latest, macos-latest, x86_64-apple-darwin)	13m 37s
build-and-test (latest, macos-latest, aarch64-apple-darwin)	10m 15s
build-and-test (latest, windows-latest, x86_64-pc-windows-msvc)	14m 40s
publish-dry-run (ubuntu-latest, wasm32-unknown-unknown) / publish-dry-run	2m 31s
publish-dry-run (ubuntu-latest, x86_64-unknown-linux-gnu, --feature-powerset --exclude-features d... / publish-dry-run	4m 27s
complete	1s
	2h 27m 53s

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