feat(hpc/simd_caps): add AMX/AVX512BF16/AVXVNNIINT8 fields (round-2 fleet) #270

Job	Run time
clippy/1.94.1	38s
Pass MSRV values to other jobs	4s
format/nightly	31s
native-backend/stable	8m 18s
nostd/thumbv6m-none-eabi/stable	34s
cross_test/i686-unknown-linux-gnu/stable	10m 19s
cross_test/s390x-unknown-linux-gnu/stable	16m 25s
cargo-careful	-1s
miri	-1s
docs/nightly	-1s
blas-msrv	1m 13s
tests/1.94.0	11m 1s
tests/stable	13m 24s
tests/beta	13m 32s
conclusion	0s
	1h 15m 56s

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