fix: update on scroll restoration (#409)

Author: m99coder

src/Sticky.jsx

@@ -304,6 +304,13 @@ class Sticky extends Component {
         ) {
             this.props.onStateChange({ status: this.state.status });
         }
+
+        // check if we are up-to-date, is triggered in case of scroll restoration
+        if (this.props.top !== prevState.top) {
+            this.updateInitialDimension();
+            this.update();
+        }
+
         const arePropsChanged = !shallowEqual(this.props, prevProps);
         if (arePropsChanged) {
             // if the props for enabling are toggled, then trigger the update or reset depending on the current props