Changes in libsoup from 2.67.3 to 2.67.90a:

        * WebSockets: add support for WebSocket extensions via new
          SoupWebsocketExtensionManager and SoupWebsocketExtension API
          [Carlos Garcia Campos]

        * WebSockets: add support for the permessage-deflate extension, enabled
          by default in SoupServer and in the client side only if SoupWebsocketExtensionManager
          is added to a session [Carlos Garcia Campos]

        * WebSockets: Allow sending close frames with no body [Carlos Garcia Campos]

        * WebSockets: ignore messages after close has been sent and received [Carlos Garcia Campos]

        * Meson: tls-check improved [Xavier Claessens]

        * Meson: improve Apache checks [Claudio Saavedra]