Add scrypto toolchain install shell scripts #14046

Job	Run time
Run cargo check with post run db check (ubuntu-16-cores-selfhosted)	4m 40s
Run cargo check (ubuntu-16-cores-selfhosted)	4m 41s
Check code format	1m 27s
Run determinism test	14m 13s
Run CLI tests (ubuntu-16-cores-selfhosted)	12m 30s
Run CLI tests (scrypto) (ubuntu-16-cores-selfhosted)	11m 25s
Run CLI tests (windows-16-cores-selfhosted)	16m 13s
Run CLI tests (scrypto coverage)	11m 41s
Run CLI tests (scrypto) (windows-16-cores-selfhosted)	19m 28s
Run Radix Engine common benchmarks	2m 55s
Run CLI tests (scrypto) (macos-latest)	19m 40s
Run Radix Engine benchmarks	27m 58s
Run Radix Engine build (ubuntu-16-cores-selfhosted)	16m 39s
Run Radix Engine tests (no_std)	14m 41s
Run Radix Engine tests (release)	14m 42s
Run Radix Engine tests	18m 44s
Run Radix Engine Toolkit tests	4m 52s
Run transaction tests	3m 10s
Run transaction scenarios	5m 39s
Run SBOR integration tests	1m 58s
Run SBOR unit tests	1m 33s
Run Scrypto compiler tests	29m 47s
Run Scrypto derive tests	3m 11s
Run Scrypto examples	18m 30s
Check Scrypto Stubs	11m 36s
Run Scrypto tests	10m 53s
phylum-analyze / Analyze dependencies with Phylum	45s
	5h 3m 31s

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