remove pool and timeout options which duplicate with the default

lib/pleroma/http/connection.ex

@@ -3,7 +3,11 @@ defmodule Pleroma.HTTP.Connection do
   Connection for http-requests.
   """
 
-  @hackney_options [pool: :default]
+  @hackney_options [
+    pool: :default,
+    timeout: 10000,
+    recv_timeout: 20000
+  ]
   @adapter Application.get_env(:tesla, :adapter)
 
   @doc """

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -766,9 +766,7 @@ def fetch_and_contain_remote_object_from_id(id) do
            @httpoison.get(
              id,
              [Accept: "application/activity+json"],
-             follow_redirect: true,
-             timeout: 10000,
-             recv_timeout: 20000
+             follow_redirect: true
            ),
          {:ok, data} <- Jason.decode(body),
          :ok <- Transmogrifier.contain_origin_from_id(id, data) do

lib/pleroma/web/ostatus/ostatus.ex

@@ -350,11 +350,7 @@ def fetch_activity_from_atom_url(url) do
            @httpoison.get(
              url,
              [Accept: "application/atom+xml"],
-             follow_redirect: true,
-             adapter: [
-               timeout: 10000,
-               recv_timeout: 20000
-             ]
+             follow_redirect: true
            ) do
       Logger.debug("Got document from #{url}, handling...")
       handle_incoming(body)
@@ -369,8 +365,7 @@ def fetch_activity_from_html_url(url) do
     Logger.debug("Trying to fetch #{url}")
 
     with true <- String.starts_with?(url, "http"),
-         {:ok, %{body: body}} <-
-           @httpoison.get(url, [], follow_redirect: true, timeout: 10000, recv_timeout: 20000),
+         {:ok, %{body: body}} <- @httpoison.get(url, [], follow_redirect: true),
          {:ok, atom_url} <- get_atom_url(body) do
       fetch_activity_from_atom_url(atom_url)
     else

lib/pleroma/web/salmon/salmon.ex

@@ -162,12 +162,7 @@ defp send_to_user(%{info: %{salmon: salmon}}, feed, poster) do
            poster.(
              salmon,
              feed,
-             [{"Content-Type", "application/magic-envelope+xml"}],
-             adapter: [
-               timeout: 10000,
-               recv_timeout: 20000,
-               pool: :default
-             ]
+             [{"Content-Type", "application/magic-envelope+xml"}]
            ) do
       Logger.debug(fn -> "Pushed to #{salmon}, code #{code}" end)
     else

lib/pleroma/web/websub/websub.ex

@@ -264,11 +264,6 @@ def publish_one(%{xml: xml, topic: topic, callback: callback, secret: secret}) d
              [
                {"Content-Type", "application/atom+xml"},
                {"X-Hub-Signature", "sha1=#{signature}"}
-             ],
-             adapter: [
-               timeout: 10000,
-               recv_timeout: 20000,
-               pool: :default
              ]
            ) do
       Logger.info(fn -> "Pushed to #{callback}, code #{code}" end)