Changes Dot impl to be on ArrayRef for IxDyn #426

Job	Run time
Pass MSRV values to other jobs	2s
clippy/stable	26s
nostd/thumbv6m-none-eabi/stable	18s
cross_test/s390x-unknown-linux-gnu/stable	7m 10s
format/nightly	12s
cargo-careful	1m 2s
cross_test/i686-unknown-linux-gnu/stable	2m 23s
miri	8m 28s
docs/nightly	20s
blas-msrv	1m 4s
tests/beta	37s
tests/1.64.0	37s
tests/nightly	23s
tests/stable	37s
conclusion	2s
Pass MSRV values to other jobs	3s
nostd/thumbv6m-none-eabi/stable	18s
format/nightly	12s
clippy/stable	19s
cross_test/i686-unknown-linux-gnu/stable	1m 30s
cargo-careful	2m 7s
cross_test/s390x-unknown-linux-gnu/stable	7m 19s
miri	8m 26s
docs/nightly	20s
blas-msrv	38s
tests/stable	3m 3s
tests/nightly	3m 10s
tests/1.64.0	4m 54s
tests/beta	3m 11s
conclusion	4s
	59m 15s

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