CI: test `cmov` on `aarch64` native runners #349

Job	Run time
test-miri (s390x-unknown-linux-gnu)	1m 7s
test (1.85.0)	1m 31s
build (stable, wasm32-unknown-unknown)	11s
build (1.85.0, thumbv7em-none-eabi)	18s
test-careful	1m 19s
test-miri (x86_64-unknown-linux-gnu)	52s
test (stable)	1m 30s
build (1.85.0, wasm32-unknown-unknown)	16s
build (stable, thumbv7em-none-eabi)	14s
minimal-versions / minimal-versions	22s
	7m 40s

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