fix(test): Fixes bugs in the lightwalletd integration tests #2199

Job	Run time
Generate crates matrix	8s
Check crates matrix	3s
Build zebrad crate	37m 33s
Build zebra-utils crate	17m 10s
Build zebra-test crate	1m 32s
Build zebra-state crate	22m 9s
Build zebra-script crate	3m 15s
Build zebra-scan crate	26m 12s
Build zebra-rpc crate	33m 18s
Build zebra-node-services crate	3m 4s
Build zebra-network crate	6m 39s
Build zebra-grpc crate	14m 31s
Build zebra-consensus crate	17m 19s
Build zebra-chain crate	4m 49s
Build tower-fallback crate	57s
Build tower-batch-control crate	1m 19s
Open or update issues for building crates individually failures	0s
	3h 9m 58s

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