Add scrypto toolchain install shell scripts #14131

Job	Run time
Check code format	46s
Run Radix Engine Toolkit tests	4m 39s
Run SBOR integration tests	1m 47s
Run SBOR unit tests	1m 37s
Run Scrypto compiler tests	28m 49s
Run Scrypto derive tests	3m 7s
Run Scrypto tests	9m 1s
Run Radix Engine build (ubuntu-16-cores-selfhosted)	21m 20s
Run Radix Engine tests (no_std)	14m 49s
Run Radix Engine tests (release)	14m 37s
Run Radix Engine tests	18m 49s
Run Scrypto examples	16m 30s
Check Scrypto Stubs	11m 17s
Run CLI tests (ubuntu-16-cores-selfhosted)	12m 33s
Run CLI tests (scrypto) (ubuntu-16-cores-selfhosted)	13m 36s
Run Radix Engine common benchmarks	2m 56s
Run CLI tests (windows-16-cores-selfhosted)	18m 25s
Run CLI tests (scrypto) (windows-16-cores-selfhosted)	18m 15s
Run Radix Engine benchmarks	27m 27s
Run CLI tests (scrypto) (macos-latest)	18m 17s
Run transaction scenarios	6m 2s
Run transaction tests	2m 50s
Run cargo check (ubuntu-16-cores-selfhosted)	4m 33s
Run cargo check with post run db check (ubuntu-16-cores-selfhosted)	4m 46s
Run determinism test	14m 5s
Run CLI tests (scrypto coverage)	13m 21s
phylum-analyze / Analyze dependencies with Phylum	37s
	5h 4m 51s

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