Rust 1.80 `unexpected_cfgs` lint fixes (#604) #1001

Job	Run time
minimal-versions / minimal-versions	31s
set-msrv / set-msrv	2s
test (1.71.0)	32s
build (1.71.0, thumbv7em-none-eabi)	35s
test (stable)	32s
build (1.71.0, wasm32-unknown-unknown)	26s
build (stable, thumbv7em-none-eabi)	19s
build (stable, wasm32-unknown-unknown)	19s
	3m 16s

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