🐛 Handle column auto fit on data model change

✅ Update datagrid-nested-hierarchies-update-ipynb-cell-5-linux snapshots

Signed-off-by: Oliver Hensby <[email protected]>

Author: Oliver Hensby

js/datagrid.ts

@@ -493,6 +493,7 @@ export class DataGridView extends DOMWidgetView {
 
     this.model.on('data-model-changed', () => {
       this.grid.dataModel = this.model.data_model;
+      this.handleColumnAutoFit();
     });
 
     this.model.on('change:base_row_size', () => {