fix text

Author: jiangxy

src/components/WebSocketDebugTool/index.js

@@ -328,7 +328,7 @@ class WebSocketDebugTool extends React.PureComponent {
 
  {/*STOMP相关输入项, 注意disabled条件, 必须上面勾选STOMP后才可用*/}
  <div className="stomp">
- <pre>available if ContentType = STOMP</pre>
+ <pre>available if Connect Type = STOMP</pre>
  <Form inline style={{ marginTop:'5px' }}>
  <FormItem label="STOMP connect header">
  <Input placeholder='json string, e.g. {"header1":"value1", "header2":"value2"}' style={{ width:'400px' }}