Rust

Update rust toolchain #7961

Job	Run time
cargo-runtime-build (Linux x86-64)	19m 41s
cargo-check-individually (Linux x86-64)	53m 8s
cargo-test (Linux x86-64)	1h 14m 16s
staking-fuzzer-test (Linux x86-64)	17m 3s
cargo-fmt (Linux x86-64)	26s
check-runtime-benchmarks (Linux x86-64)	42m 46s
cargo-test (Windows x86-64)	1h 30m 2s
cargo-unused-deps (Linux x86-64)	22m 6s
cargo-clippy (macOS arm64)	19m 25s
cargo-test (macOS arm64)	1h 8m 19s
cargo-clippy (Windows x86-64)	53m 25s
cargo-clippy (Linux x86-64)	29m 25s
rust-all	4s
	8h 10m 6s

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