Merge pull request #1421 from DocMarty84/master-fix-iframe

fix: enable JavaScript in iframe

Author: Sub6Resources

packages/flutter_html_iframe/lib/iframe_mobile.dart

@@ -22,7 +22,7 @@ class IframeWidget extends StatelessWidget {
 
     final sandboxMode = extensionContext.attributes["sandbox"];
     controller.setJavaScriptMode(
-        sandboxMode == null || sandboxMode == "allow-scripts"
+        sandboxMode == null || sandboxMode.contains("allow-scripts")
             ? JavaScriptMode.unrestricted
             : JavaScriptMode.disabled);