Migrate to `hybrid-array`; MSRV 1.65 #336

Job	Run time
test (i686-unknown-linux-gnu, ubuntu-latest, 1.60.0, sudo apt update && sudo apt install gcc-mult...	4m 22s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.60.0)	4m 1s
test (x86_64-pc-windows-msvc, windows-latest, 1.60.0)	5m 5s
test (x86_64-apple-darwin, macos-latest, 1.60.0)	5m 1s
build (1.60.0, thumbv7em-none-eabi)	5m 3s
build (1.60.0, wasm32-unknown-unknown)	3m 58s
build (stable, thumbv7em-none-eabi)	24s
build (stable, wasm32-unknown-unknown)	24s
cross (aarch64-unknown-linux-gnu, 1.60.0)	4m 27s
cross (aarch64-unknown-linux-gnu, stable)	58s
cross (powerpc-unknown-linux-gnu, 1.60.0)	4m 29s
cross (powerpc-unknown-linux-gnu, stable)	54s
minimal-versions / minimal-versions	29s
	39m 35s

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