Add Stax layouts for generating SSS shares #99

Job	Run time
Build application using the reusable workflow / Retrieve application metadata / Retrieve application metadata	5s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (nanos)	35s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (nanox)	38s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (nanosp)	34s
Build application using the reusable workflow / Build application for NanoS, X, S+, and Stax (stax)	37s
Build application using the reusable workflow / Merge build artifacts	3s
Unit tests	2m 45s
Run ragger tests using the reusable workflow / Retrieve application metadata / Retrieve application metadata	6s
Run ragger tests using the reusable workflow / Functional tests with Ragger (nanos)	2m 26s
Run ragger tests using the reusable workflow / Functional tests with Ragger (stax)	10m 6s
	17m 55s

Provide feedback