ci: move deny to ci #120

Job	Run time
doctest	1m 19s
docs	47s
clippy	56s
feature-checks	49s
fmt	14s
no-std	20s
test stable --no-default-features	1m 13s
test stable	1m 12s
test stable --all-features	1m 12s
test nightly --no-default-features	1m 8s
test nightly	1m 16s
test nightly --all-features	1m 8s
test 1.79 --no-default-features	26s
test 1.79	25s
deny / cargo deny check	12s
	12m 37s

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