Add release notes

Author: Hongten

km-console/packages/layout-clusters-fe/src/app.tsx

@@ -144,7 +144,7 @@ const AppContent = (props: { setlanguage: (language: string) => void }) => {
           <Menu.Item key={0}>
             <a href="https://github.com/didi/KnowStreaming/releases" target="_blank">版本说明</a>
           </Menu.Item>,
-          <Menu.Item key={0} onClick={logout}>
+          <Menu.Item key={1} onClick={logout}>
             登出
           </Menu.Item>,
         ],