Avoid visiting login page again on back button click (#8537)

Co-authored-by: Tim Dorr <timdorr@users.noreply.github.com>

contributors.yml

@@ -23,3 +23,4 @@
 - turansky
 - underager
 - vijaypushkin
+- kantuni

examples/auth/src/App.tsx

@@ -136,7 +136,7 @@ function RequireAuth({ children }: { children: JSX.Element }) {
     // trying to go to when they were redirected. This allows us to send them
     // along to that page after they login, which is a nicer user experience
     // than dropping them off on the home page.
-    return <Navigate to="/login" state={{ from: location }} />;
+    return <Navigate to="/login" state={{ from: location }} replace />;
   }
 
   return children;