Add scrypto toolchain install shell scripts #14139

Job	Run time
Run SBOR integration tests	1m 48s
Run SBOR unit tests	1m 28s
Run Scrypto compiler tests	6m 57s
Check code format	34s
Run Radix Engine Toolkit tests	4m 25s
Run Scrypto derive tests	2m 55s
Run Scrypto tests	6m 51s
Run Radix Engine common benchmarks	2m 54s
Run Radix Engine benchmarks	6m 51s
Run Radix Engine build (ubuntu-16-cores-selfhosted)	6m 48s
Run Radix Engine tests (no_std)	6m 54s
Run Radix Engine tests (release)	6m 48s
Run Radix Engine tests	6m 49s
Run transaction tests	2m 52s
Run transaction scenarios	5m 50s
Run Scrypto examples	6m 51s
Check Scrypto Stubs	6m 50s
Run cargo check (ubuntu-16-cores-selfhosted)	4m 21s
Run cargo check with post run db check (ubuntu-16-cores-selfhosted)	4m 25s
Run determinism test	5m 7s
Run CLI tests (ubuntu-16-cores-selfhosted)	5m 3s
Run CLI tests (scrypto) (ubuntu-16-cores-selfhosted)	4m 24s
Run CLI tests (windows-16-cores-selfhosted)	2m 3s
Run CLI tests (scrypto coverage)	4m 26s
Run CLI tests (scrypto) (windows-16-cores-selfhosted)	2m 9s
Run CLI tests (scrypto) (macos-latest)	6m 52s
phylum-analyze / Analyze dependencies with Phylum	35s
	2h 3m 50s

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