Jason: Remove by now superfluous jason_types file

config/config.exs

@@ -47,7 +47,6 @@ use Mix.Config
 config :pleroma, ecto_repos: [Pleroma.Repo]
 
 config :pleroma, Pleroma.Repo,
-  types: Pleroma.PostgresTypes,
   telemetry_event: [Pleroma.Repo.Instrumenter],
   migration_lock: nil
 

lib/jason_types.ex

@@ -1,9 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-Postgrex.Types.define(
-  Pleroma.PostgresTypes,
-  [] ++ Ecto.Adapters.Postgres.extensions(),
-  json: Jason
-)