Log Message:
libsoup: update to 2.70.0.

Changes in libsoup from 2.69.90 to 2.70.0:

	* Deprecate SoupSession:proxy-uri [Patrick Griffis]

	* Update translations: Persian, Finnish, Ukrainian

Changes in libsoup from 2.68.3 to 2.69.90:

	* Add new API to expose support for same-site cookies [Patrick Griffis]

	* Fix TRACE method not being considered safe and idempotent internally [Patrick
	  Griffis]

	* WebSockets: ensure a new connection is created for WebSocket requests [Carlos
	  Garcia Campos]

	* WebSockets: do not start the input source when IO is closing [Carlos Garcia
	  Campos]

	* Deprecate soup_date_to_timeval() [Claudio Saavedra]

	* build: Update glib requirement to 2.58 [Xavier Claessens]

	* Updated translations: Malay [Umarzuki Mochlis]