fix(simd): aarch64 F32x16/F64x8 use real NEON paired loads (#117, spr… #215

Job	Run time
format/stable	29s
clippy/stable	46s
Pass MSRV values to other jobs	2s
nostd/thumbv6m-none-eabi/stable	36s
native-backend/stable	1m 17s
cross_test/i686-unknown-linux-gnu/stable	1m 7s
cross_test/s390x-unknown-linux-gnu/stable	1m 46s
miri	28s
cargo-careful	40s
docs/nightly	51s
blas-msrv	1m 2s
tests/stable	1m 3s
tests/1.64.0	1m 10s
tests/beta	1m 1s
conclusion	-1s
	12m 17s

Provide feedback