chore: update to 2024 edition and fix clippy lints #1956

Job	Run time
Cross checking x86_64-pc-windows-msvc on stable	1m 59s
Cross checking x86_64-pc-windows-gnu on stable	2m 4s
Cross checking x86_64-apple-darwin on stable	2m 22s
Cross checking aarch64-apple-darwin on stable	1m 51s
Cross checking x86_64-unknown-linux-gnu on stable	43s
Cross checking x86_64-unknown-linux-musl on stable	1m 10s
Cross checking aarch64-unknown-linux-gnu on stable	1m 17s
Cross checking aarch64-unknown-linux-musl on stable	1m 20s
Cross checking i686-unknown-linux-gnu on stable	1m 1s
Cross checking x86_64-unknown-netbsd on stable	2m 4s
Cross checking armv7-unknown-linux-gnueabihf on stable	1m 53s
Result (Cross-CI)	1s
	17m 45s

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