bump version

mix.exs

@@ -4,7 +4,7 @@ defmodule Pleroma.Mixfile do
   def project do
     [
       app: :pleroma,
-      version: version("3.15.0"),
+      version: version("3.15.1"),
       elixir: "~> 1.14",
       elixirc_paths: elixirc_paths(Mix.env()),
       compilers: Mix.compilers(),

test/pleroma/web/activity_pub/activity_pub_controller_test.exs

@@ -1412,7 +1412,7 @@ test "it does not return a local note activity when unauthenticated", %{conn: co
         |> get("/users/#{user.nickname}/outbox?page=true")
         |> json_response(200)
 
-      assert %{"orderedItems" => []} = resp
+      refute Map.has_key?(resp, "orderedItems")
     end
 
     test "it returns a note activity in a collection", %{conn: conn} do