Distinguish seed relevance when no derived accounts are present #5069

Job	Run time
Build target wasm32-wasi	1m 31s
Test on Linux	3m 41s
Test Orchard on Linux	3m 42s
Clippy (MSRV)	1m 53s
Latest build on ubuntu-latest	1m 21s
Clippy (beta)	15s
Test NU6 on Linux	3m 39s
Latest build on windows-latest	2m 37s
Test on macOS	3m 46s
Latest build on macOS-latest	2m 12s
Code coverage	3m 39s
Test Orchard on macOS	3m 46s
Intra-doc links	2m 20s
Test on Windows	3m 27s
Rustfmt	13s
Test Orchard on Windows	3m 27s
Test NU6 on Windows	3m 26s
Bitrot check	1m 48s
Check ZFuture build on Linux	30s
protobuf consistency	1m 37s
UUID validity	8s
Check ZFuture build on macOS	54s
Check ZFuture build on Windows	1m 21s
	51m 13s

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