Fix test

Author: ericmj

test/hexdocs/plug_test.exs

@@ -19,11 +19,11 @@ defmodule Hexdocs.PlugTest do
   end
 
   test "handle no path" do
-    conn = conn(:get, "http://plugtest.localhost:5002") |> call()
+    conn = conn(:get, "http://plugtest.localhost:5002/") |> call()
     assert conn.status == 302
 
     assert get_resp_header(conn, "location") ==
-             ["http://localhost:5000/login?hexdocs=plugtest&return="]
+             ["http://localhost:5000/login?hexdocs=plugtest&return=/"]
   end
 
   test "update session and redirect when key is set" do