docs: document collision-from-mesh feature

src/lib.rs

@@ -33,10 +33,12 @@
 //!
 //! One must choose to use either `2d` or `3d`. If none of theses two features is enabled, the plugin won't be available.
 //!
+//! 
 //! * `3d` Enable simulation on the 3 axes `x`, `y`, and `z`. Incompatible with the feature `2d`.
 //! * `2d` Enable simulation only on the first 2 axes `x` and `y`. Incompatible with the feature `3d`, therefore require to disable the default features.
 //! * `debug-2d` Render 2d collision shapes
 //! * `debug-3d` Render 3d collision shapes
+//! * `collision-from-mesh` Add the [`PendingConvexCollision`] component to generate convex hull collision shapes from a mesh
 //! * `enhanced-determinism` Enable rapier's [enhanced-determinism](https://rapier.rs/docs/user_guides/rust/determinism)
 //!
 //!