move is_owner? and is_owner_or_admin? to context methods

lib/memex_web/live/note_live/show.ex

@@ -1,6 +1,6 @@
 defmodule MemexWeb.NoteLive.Show do
   use MemexWeb, :live_view
-  alias Memex.{Accounts.User, Notes, Notes.Note}
+  alias Memex.Notes
 
   @impl true
   def mount(_params, _session, socket) do
@@ -45,13 +45,4 @@ defmodule MemexWeb.NoteLive.Show do
 
   defp page_title(:show, %{slug: slug}), do: slug
   defp page_title(:edit, %{slug: slug}), do: gettext("edit %{slug}", slug: slug)
-
-  @spec is_owner_or_admin?(Note.t(), User.t()) :: boolean()
-  defp is_owner_or_admin?(%{user_id: user_id}, %{id: user_id}), do: true
-  defp is_owner_or_admin?(_context, %{role: :admin}), do: true
-  defp is_owner_or_admin?(_context, _other_user), do: false
-
-  @spec is_owner?(Note.t(), User.t()) :: boolean()
-  defp is_owner?(%{user_id: user_id}, %{id: user_id}), do: true
-  defp is_owner?(_context, _other_user), do: false
 end