unqueue tasks when a scope is dropped

packages/core/src/arena.rs

@@ -68,18 +68,13 @@ impl VirtualDom {
     //
     // Note: This will not remove any ids from the arena
     pub(crate) fn drop_scope(&mut self, id: ScopeId) {
-        let (height, spawned_tasks) = {
+        let height = {
             let scope = self.scopes.remove(id.0);
             let context = scope.context();
-            let spawned_tasks = context.spawned_tasks.borrow();
-            let spawned_tasks: Vec<_> = spawned_tasks.iter().copied().collect();
-            (context.height, spawned_tasks)
+            context.height
         };
 
         self.dirty_scopes.remove(&DirtyScope { height, id });
-        for task in spawned_tasks {
-            self.runtime.remove_task(task);
-        }
     }
 }