Migrate to `hybrid-array`; MSRV 1.65 #426

Job	Run time
aarch64 (aarch64-unknown-linux-gnu, 1.60.0)	4m 13s
aarch64 (aarch64-unknown-linux-gnu, stable)	1m 23s
cross (powerpc-unknown-linux-gnu, 1.60.0)	3m 12s
cross (powerpc-unknown-linux-gnu, stable)	1m 8s
build (1.60.0, armv7a-none-eabi)	2m 37s
build (1.60.0, thumbv7em-none-eabi)	3m 2s
build (1.60.0, wasm32-unknown-unknown)	3m 2s
build (stable, armv7a-none-eabi)	22s
build (stable, thumbv7em-none-eabi)	18s
build (stable, wasm32-unknown-unknown)	19s
test (i686-unknown-linux-gnu, ubuntu-latest, 1.60.0, sudo apt update && sudo apt install gcc-mult...	3m 29s
test (i686-unknown-linux-gnu, ubuntu-latest, stable, sudo apt update && sudo apt install gcc-mult...	1m 4s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.60.0)	2m 55s
test (x86_64-unknown-linux-gnu, ubuntu-latest, stable)	27s
test (x86_64-apple-darwin, macos-latest, 1.60.0)	3m 28s
test (x86_64-apple-darwin, macos-latest, stable)	1m 39s
test (x86_64-pc-windows-msvc, windows-latest, 1.60.0)	8m 54s
test (x86_64-pc-windows-msvc, windows-latest, stable)	1m 20s
minimal-versions / minimal-versions	56s
	43m 48s

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