Add a few Send + Sync bounds where examples require it

This is something we'll need to look into properly

Author: madsmtm

src/layout/animator.rs

@@ -23,3 +23,8 @@ impl LayoutConstraintAnimatorProxy {
         }
     }
 }
+
+// TODO: Safety
+unsafe impl Send for LayoutConstraintAnimatorProxy {}
+unsafe impl Sync for LayoutConstraintAnimatorProxy {}
+

src/view/animator.rs

@@ -22,3 +22,7 @@ impl ViewAnimatorProxy {
         }
     }
 }
+
+// TODO: Safety
+unsafe impl Send for ViewAnimatorProxy {}
+unsafe impl Sync for ViewAnimatorProxy {}