Fix ES6 no-extra-semi eslint rule [MAILPOET-1030]

.eslintrc.es6.json

@@ -46,7 +46,6 @@
     "array-callback-return": 0,
     "consistent-return": 0,
     "no-unreachable": 0,
-    "no-extra-semi": 0,
     "import/no-unresolved": 0,
     "import/extensions": 0,
     "import/no-extraneous-dependencies": 0,

assets/js/src/form/fields/date.jsx

@@ -245,7 +245,7 @@ define([
         </div>
       );
     }
-  };
+  }
 
   return FormFieldDate;
 });

assets/js/src/help/knowledge_base.jsx

@@ -24,6 +24,6 @@ function KnowledgeBase() {
       <a target="_blank" href="http://beta.docs.mailpoet.com/" className="button button-primary">{MailPoet.I18n.t('knowledgeBaseButton')}</a>
     </div>
   );
-};
+}
 
 module.exports = KnowledgeBase;

assets/js/src/help/system_info.jsx

@@ -42,6 +42,6 @@ function KnowledgeBase() {
       {printData(data)}
     </div>
   );
-};
+}
 
 module.exports = KnowledgeBase;

assets/js/src/help/tabs.jsx

@@ -38,7 +38,7 @@ function Tabs(props) {
       { tabLinks }
     </h2>
   );
-};
+}
 
 Tabs.propTypes = { tab: React.PropTypes.string };
 Tabs.defaultProps = { tab: 'knowledgeBase' };

assets/js/src/listing/bulk_actions.jsx

@@ -56,7 +56,7 @@ define([
         const promise = this.props.onBulkAction(selected_ids, data);
         if (promise !== false) {
           promise.then(onSuccess);
-        };
+        }
       }
 
       this.setState({