fix(universalLogin): create a local copy of flag before signout clears it (#6145)

* fix(universalLogin): create a local copy of flag before signout clears it

* fix: cohesive one useEffect hook

Author: ChitlangeSahas

src/Logout.tsx

@@ -22,9 +22,11 @@ const Logout: FC = () => {
   const dispatch = useDispatch()
 
   useEffect(() => {
+    const universalLoginFlagValue = isFlagEnabled('universalLogin') ?? false
     const handleSignOut = async () => {
       if (CLOUD) {
-        if (isFlagEnabled('universalLogin')) {
+        console.warn('universalLoginFlagValue: ', universalLoginFlagValue)
+        if (universalLoginFlagValue) {
           fetch('/api/env/quartz-login-url')
             .then(async response => {
               const quartzUrl = await response.text()