bump(zcash_script): Bump zcash script v0.1.15 and restore Windows support #1100

Job	Run time
Generate crates matrix	12s
Check crates matrix	4s
Build zebrad crate	34m 57s
Build zebra-utils crate	17m 52s
Build zebra-test crate	1m 31s
Build zebra-state crate	22m 0s
Build zebra-script crate	4m 44s
Build zebra-scan crate	20m 35s
Build zebra-rpc crate	23m 25s
Build zebra-node-services crate	3m 21s
Build zebra-network crate	6m 52s
Build zebra-grpc crate	14m 53s
Build zebra-consensus crate	17m 48s
Build zebra-chain crate	5m 5s
Build tower-fallback crate	59s
Build tower-batch-control crate	1m 25s
Open or update issues for building crates individually failures	0s
	2h 55m 43s

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