Updated graphql-ws library version

Author: rb80

graphql/graphiql.html

@@ -182,8 +182,8 @@
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       crossorigin="anonymous">
     </script>    
-    <script src="https://unpkg.com/graphql-ws@5.5.5/umd/graphql-ws.min.js" 
-      integrity="sha384-iITzwBnP19J9MInXjdWTw6A1/9qUy+xLDGIvonjrGwa0HLsQUY82TN6UsY9xZlUo" 
+    <script src="https://unpkg.com/graphql-ws@5.11.2/umd/graphql-ws.min.js"
+      integrity="sha384-YCmZd4Ex7vwj0vv4QmS+tsx71Ld6zFIgOnyv0pBZ/5oRoZ4UCkPhL+MJ97ksrRiW"
       crossorigin="anonymous">
     </script>
     <script src="https://static.oracle.com/cdn/jet/11.0.0/3rdparty/require/require.js" integrity="sha384-Z9JQUtAaWmYKd6d4DNdwKbqQjtvpcd4f/QmJSoaDxeRg4hWHtyyF6BwCsrnLcG1F" crossorigin="anonymous"></script>
@@ -518,4 +518,4 @@
           });
       </script>
   </body>
-</html>
+</html>