[libsoup] (12 commits) ...http2: add HTTP/2 utils with common functions and enums

[Carlos Garcia Campos <carlosgc src gnome org>]

Summary of changes:

  25e96ca... server: split SoupSocket into SoupListener and SoupServerCo (*)
  798c44b... server-message: remove socket, local_addr and remote_addr m (*)
  0aa7aca... server: move server io to http1 directory and split the str (*)
  675c065... server: move io data ownership from SoupServerMessage to So (*)
  85ef40f... server: add SoupServerMessageIO interface (*)
  3ae802e... soup-server-message: add connected signal (*)
  1c9e862... server: make server clients be the connections and not the  (*)
  a89a491... server: replace soup_server_connection_setup_async with sou (*)
  b098810... server: deprecate soup_server_message_pause/unpause methods (*)
  5fb25e7... server: add initial support for HTTP/2 (*)
  261cbad... tests: use SoupServer instead of quart for HTTP/2 tests (*)
  7d22b09... http2: add HTTP/2 utils with common functions and enums (*)

(*) This commit already existed in another branch; no separate mail sent