CHART-16112 富文本标记器browser在初次打开时清理缓存

designer-chart/src/main/java/com/fr/van/chart/designer/component/VanChartRichEditorPane.java

@@ -38,6 +38,7 @@ public class VanChartRichEditorPane {
                 .prepare(new ScriptContextAdapter() {
                     public void onScriptContextCreated(ScriptContextEvent event) {
                         browser = event.getBrowser();
+                        browser.getCacheStorage().clearCache();
 
                         JSValue ns = browser.executeJavaScriptAndReturnValue("window." + namespace);
                         ns.asObject().setProperty(variable, model);