feat: dispatch a Change event when inserting blocks in tiny

Author: iOvergaard

src/packages/rte/tiny-mce/plugins/tiny-mce-block-picker.plugin.ts

@@ -116,6 +116,7 @@ export default class UmbTinyMceMultiUrlPickerPlugin extends UmbTinyMcePluginBase
 
 			editor.selection.setContent(blockEl);
 			editor.setDirty(true);
+			editor.dispatch('Change');
 		});
 	}
 }