fix typo

crates/re_space_view_spatial/src/parts/points3d.rs

@@ -181,7 +181,7 @@ impl Points3DPart {
 
         #[cfg(not(target_arch = "wasm32"))]
         if annotation_infos.len() > 1000 {
-            // Dropping this is suprisingly expensive, so do it in a background thread:
+            // Dropping this is surprisingly expensive, so do it in a background thread:
             rayon::spawn(move || {
                 re_tracing::profile_scope!("drop(annotation_infos)");
                 std::mem::drop(annotation_infos);