Fix error when deleting members

lib/mv_web/live/member_live/index.ex

@@ -21,7 +21,8 @@ defmodule MvWeb.MemberLive.Index do
     member = Ash.get!(Mv.Membership.Member, id)
     Ash.destroy!(member)
 
-    {:noreply, stream_delete(socket, :members, member)}
+    updated_members = Enum.reject(socket.assigns.members, &(&1.id == id))
+    {:noreply, assign(socket, :members, updated_members)}
   end
 
   # Selects one member in the list of members