zcash_keys: Remove HdSeedFingerprint as it duplicates `zip32::fingerprint::SeedFingerprint`' #5036

Job	Run time
Latest build on ubuntu-latest	1m 23s
Latest build on windows-latest	3m 58s
Latest build on macOS-latest	2m 9s
Build target wasm32-wasi	1m 21s
Bitrot check	1m 44s
Check ZFuture build on Linux	2m 44s
Clippy (MSRV)	1m 47s
Check ZFuture build on macOS	4m 6s
Clippy (beta)	14s
Code coverage	18m 51s
Check ZFuture build on Windows	5m 21s
Intra-doc links	2m 31s
Test on Linux	7m 24s
Rustfmt	12s
Test Orchard on Linux	7m 17s
protobuf consistency	1m 44s
Test NU6 on Linux	7m 27s
UUID validity	3s
Test on macOS	15m 12s
Test Orchard on macOS	13m 6s
Test on Windows	10m 8s
Test Orchard on Windows	11m 23s
Test NU6 on Windows	11m 9s
	2h 11m 14s

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