build(deps): bump rand from 0.9.2 to 0.9.4 #612

Job	Run time
arm-unknown-linux-gnueabihf	3m 29s
arm-unknown-linux-gnueabi	3m 12s
s390x-unknown-linux-gnu	3m 21s
aarch64-apple-darwin	3m 32s
x86_64-unknown-linux-musl	3m 10s
powerpc-unknown-linux-gnu	3m 26s
armv7-unknown-linux-gnueabihf	3m 15s
x86_64-pc-windows-msvc	3m 57s
powerpc64le-unknown-linux-gnu	3m 34s
aarch64-pc-windows-msvc	4m 7s
aarch64-unknown-linux-gnu	3m 21s
x86_64-unknown-linux-gnu	2m 2s
aarch64-unknown-linux-musl	3m 33s
x86_64-apple-darwin	4m 8s
publish	0s
	48m 7s

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