Add nextest to our latest dependencies CI check (#1526) #512

Job	Run time
Pass MSRV values to other jobs	2s
clippy/stable	32s
format/nightly	16s
nostd/thumbv6m-none-eabi/stable	29s
miri	11m 0s
cross_test/i686-unknown-linux-gnu/stable	2m 51s
cross_test/s390x-unknown-linux-gnu/stable	8m 41s
docs/nightly	22s
cargo-careful	2m 17s
blas-msrv	1m 0s
tests/stable	2m 14s
tests/beta	2m 30s
tests/1.64.0	6m 54s
tests/nightly	3m 1s
conclusion	3s
	42m 12s

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