add(test): Add serialized NU5 blocks to test vectors #2275

Job	Run time
Generate crates matrix	15s
Check crates matrix	4s
Build zebrad crate	5m 0s
Build zebra-utils crate	4m 52s
Build zebra-test crate	1m 38s
Build zebra-state crate	5m 53s
Build zebra-script crate	3m 19s
Build zebra-scan crate	1s
Build zebra-rpc crate	1s
Build zebra-node-services crate	1s
Build zebra-network crate	1s
Build zebra-grpc crate	1s
Build zebra-consensus crate	1s
Build zebra-chain crate	1s
Build tower-fallback crate	1s
Build tower-batch-control crate	1s
Open or update issues for building crates individually failures	0s
	21m 10s

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