Pin openblas to >=0.10.11 in order to fix blas-compatible MSRV to 0.71.1 #363

Job	Run time
clippy/stable	24s
nostd/thumbv6m-none-eabi/stable	8s
blas-msrv	41s
cross_test/s390x-unknown-linux-gnu/stable	30s
docs/stable	13s
cargo-careful	2m 2s
cross_test/i686-unknown-linux-gnu/stable	37s
format/nightly	13s
miri	7m 54s
tests/stable	1m 17s
tests/beta	1m 16s
tests/nightly	1m 18s
tests/1.67.0	1m 3s
conclusion	1s
	17m 37s

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