Add `Scarb.toml` docs and template generation #9034

Job	Run time
rustfmt	7s
clippy	21s
Test Building Docs	13m 3s
build-test-forge-e2e-nextest-archive	1m 19s
scarbfmt	7s
Test Cast	14m 51s
Test Cheatnet	1m 26s
Test Conversions	18s
Test coverage	2m 30s
Test Forge Runner	31s
Test Forge Scarb Plugin	15s
Test Forge / Unit and Integration Tests	17m 35s
Test Scarb Api	1m 52s
Test Shared	21s
Check typos	7s
Test Forge / E2E Tests (1)	2m 36s
Test Forge / E2E Tests (2)	3m 16s
Test Forge / E2E Tests (3)	2m 39s
Test Forge / E2E Tests (4)	2m 57s
Test Forge / E2E Tests (5)	2m 20s
Test Forge / E2E Tests (6)	2m 34s
Test Forge / E2E Tests (7)	2m 34s
Test Forge / E2E Tests (8)	3m 42s
	1h 17m 21s

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