fix(lint): upcoming eslint@8 reported errors (#8105)

* fix: duplicate propTypes

* chore(lint): fix extra semicolon

src/core/components/param-body.jsx

@@ -20,14 +20,14 @@ export default class ParamBody extends PureComponent {
     isExecute: PropTypes.bool,
     specSelectors: PropTypes.object.isRequired,
     pathMethod: PropTypes.array.isRequired
-  };
+  }
 
   static defaultProp = {
     consumes: fromJS(["application/json"]),
     param: fromJS({}),
     onChange: NOOP,
     onChangeConsumes: NOOP,
-  };
+  }
 
   constructor(props, context) {
     super(props, context)