Fix missing return statement #149

Job	Run time
vnd-test, Build on Risc-V target	42s
Run V-App SDK tests	29s
Run V-App Client SDK tests	1m 23s
vnd-sadik, Build on Risc-V target	22s
Run common crate tests	48s
Run vnd-test app tests	36s
Run vnd-test app client tests	37s
Build application using the reusable workflow / Retrieve application metadata / Retrieve application metadata	17s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (flex)	2m 29s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (nanosp)	2m 19s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (stax)	2m 25s
Build application using the reusable workflow / Merge build artifacts	2s
vnd-sadik, Integration tests on Speculos (nanosplus)	5m 42s
vnd-test, Integration tests on Speculos (nanosplus)	2m 7s
vnd-sadik, Integration tests on Speculos (flex)	6m 28s
vnd-test, Integration tests on Speculos (flex)	2m 49s
vnd-test, Integration tests on Speculos (stax)	2m 41s
vnd-sadik, Integration tests on Speculos (stax)	6m 51s
	39m 7s

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