next.js

266f2c7d - [turbopack] Flag `turbopackInferModuleSideEffects` so it is only enabled in canary builds (#87215)

[turbopack] Flag `turbopackInferModuleSideEffects` so it is only enabled in canary builds (#87215) Since we are aiming for a release this week, lets flag this off since it probably won't get enough dogfooding before then. Also this will unblock landing #86675