Add nextest to our latest dependencies CI check #511

Job	Run time
Pass MSRV values to other jobs	2s
miri	9m 43s
clippy/stable	36s
cross_test/s390x-unknown-linux-gnu/stable	8m 39s
nostd/thumbv6m-none-eabi/stable	26s
cross_test/i686-unknown-linux-gnu/stable	2m 43s
docs/nightly	23s
cargo-careful	2m 19s
format/nightly	15s
blas-msrv	1m 2s
tests/stable	2m 32s
tests/beta	2m 36s
tests/nightly	3m 2s
tests/1.64.0	7m 17s
conclusion	2s
	41m 37s

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