v16.3.0-canary.91

Misc Changes

• [turbopack] Skip redundant top-level root updates: #95903
• [turbopack] Drop unused exports from a CJS module: #95716
• Turbopack: Simplify parent directory creation retry loop logic: #95835
• Run Rust doctests in CI: #95911
• docs: add 'Set up your editor' to the installation guide: #95928
• fix(cms-contentful): await draftMode() and use Promise<> params type: #95631
• Move outputHashSalt out of experimental: #95840
• Move immutable static assets config option out of experimental: #95351
• [instant] Let dev-server requests bypass the fetch lock: #95761

Credits

Huge thanks to @marcoshernanz, @sampoder, @bgw, @aurorascharff, @manoraj, @mischnic, and @eps1lon for helping!