chore: don't stop node during tests (#1681)

Author: edgurgel

test/integration/region_aware_routing_test.exs

@@ -27,7 +27,6 @@ defmodule Realtime.Integration.RegionAwareRoutingTest do
 
     on_exit(fn ->
       Application.put_env(:realtime, :master_region, original_master_region)
-      Clustered.stop()
     end)
 
     %{master_node: master_node}

test/support/clustered.ex

@@ -120,8 +120,4 @@ defmodule Clustered do
 
     {:ok, pid, node}
   end
-
-  def stop() do
-    Node.stop()
-  end
 end