BIP-32 derivations and master fingerprint; ECDSA and Schnorr signatures on Secp256k1 #130

Job	Run time
vnd-test, Build on Risc-V target	27s
vnd-sadik, Build on Risc-V target	33s
Run V-App SDK tests	33s
Run V-App Client SDK tests	55s
Run common crate tests	54s
Run vnd-test app tests	36s
Run vnd-test app client tests	1m 4s
Build application using the reusable workflow / Retrieve application metadata / Retrieve application metadata	23s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (stax)	3m 56s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (nanosp)	3m 20s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (flex)	3m 23s
Build application using the reusable workflow / Merge build artifacts	8s
vnd-test, Integration tests on Speculos (nanosplus)	2m 34s
vnd-sadik, Integration tests on Speculos (nanosplus)	4m 52s
vnd-test, Integration tests on Speculos (flex)	2m 16s
vnd-sadik, Integration tests on Speculos (flex)	4m 42s
vnd-test, Integration tests on Speculos (stax)	2m 17s
vnd-sadik, Integration tests on Speculos (stax)	4m 49s
	37m 42s

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