Fix some minor documentation inconsistencies

native/src/overlay/element.rs

@@ -116,7 +116,7 @@ where
         self.overlay.operate(layout, renderer, operation);
     }
 
-    /// Returns true if the cursor is over the [`Element`]
+    /// Returns true if the cursor is over the [`Element`].
     pub fn is_over(&self, layout: Layout<'_>, cursor_position: Point) -> bool {
         self.overlay.is_over(layout, cursor_position)
     }