fix(ci): Avoid caching state in `lwd-update-sync` job #1432

Job	Run time
Generate crates matrix	8s
Check crates matrix	1s
Build tower-batch-control crate	1s
Build tower-fallback crate	1s
Build zebra-chain crate	1s
Build zebra-consensus crate	1s
Build zebra-grpc crate	1s
Build zebra-network crate	1s
Build zebra-node-services crate	1s
Build zebra-rpc crate	1s
Build zebra-scan crate	1s
Build zebra-script crate	1s
Build zebra-state crate	1s
Build zebra-test crate	1s
Build zebra-utils crate	1s
Build zebrad crate	1s
	23s

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