WebAssembly/WASI: v0.2.9

What's Changed docs: adding asteurer as co-champion by @asteurer in https://github.com/WebAssembly/WASI/pull/671 Remove Preview1's advice about random-number generators. by @sunfishcode in https://github.com/WebAssembly/WASI/pull/664 Migrate proposals into the WASI monorepo by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/826 Dedupe the wasip2 proposals by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/828 Add CODEOWNERS file by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/829 Move WASI logo to assets/ sub-dir by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/832 Move documentation into docs/ dir by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/831 Initialize a specifications/ directory by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/833 ci: validate wit definitions by @ricochet in https://github.com/WebAssembly/WASI/pull/827 fix(readme): point to preview2 under docs by @keogami in https://github.com/WebAssembly/WASI/pull/835 Fix typo in preview0 / preview1 wasi_event_t. by @wffurr in https://github.com/WebAssembly/WASI/pull/674 Improve visual rhythm in README by @yoshuawuyts in https://github.com/WebAssembly/WASI/pull/834 fix: pin deps to relative paths by @ricochet in https://github.com/WebAssembly/WASI/pull/836 ci: add release workflow by @ricochet in https://github.com/WebAssembly/WASI/pull/837 fix: markdown gen to proposal dir by @ricochet in https://github.com/WebAssembly/WASI/pull/840 Bump bytecodealliance/actions from 1.1.0 to 1.1.2 in the github-actions group by @dependabot[bot] in https://github.com/WebAssembly/WASI/pull/838 Release WASI v0.2.9 by @github-actions[bot] in https://github.com/WebAssembly/WASI/pull/841 New Contributors @asteurer made their first contribution in https://github.com/WebAssembly/WASI/pull/671 @keogami made their first contribution in https://github.com/WebAssembly/WASI/pull/835 @wffurr made their first contribution in https://github.com/WebAssembly/WASI/pull/674 @dependabot[bot] made their first contribution in https://github.com/WebAssembly/WASI/pull/838 Full Changelog: https://github.com/WebAssembly/WASI/compare/v0.2.8...v0.2.9