Changes in libsoup from 2.99.3 to 2.99.4:

    * Rename SoupMessage:tls-certificate and SoupMessage:tls-certificate-errors
      to tls-peer-certificate and tls-peer-certificate-errors respectively [Carlos Garcia Campos]

    * Add SoupMessageMetrics API for tracking message events [Carlos Garcia Campos]

    * Add soup_message_get_connection_id() API [Patrick Griffis]

    * Add WebSocket fuzzing tests with Autobahn [Diego Pino]

    * Windows build fixes [Chun-wei Fan]