fix: Regression in long press context menu closure (#9588)

packages/excalidraw/components/App.tsx

@@ -9118,7 +9118,7 @@ class App extends React.Component<AppProps, AppState> {
           if (selectedELements.length > 1) {
             this.setState({ selectedLinearElement: null });
           }
-        } else {
+        } else if (this.state.selectedLinearElement.isDragging) {
           this.actionManager.executeAction(actionFinalize, "ui", {
             event: childEvent,
           });