Upgrade glib, glib-networking, gdk-pixbuf, libsoup

commit a058ab83:

Bump glib to 2.62.5 and glib-networking to 2.62.3

commit 71774c12:

gdk-pixbuf.recipe: Bump to 2.40.0
Fixes deprecation warnings about GTimeVal added in glib 2.62

commit 428d9ddb:

Bump libsoup to 2.68.3 + new deps libpsl, sqlite
libsoup has moved from Autotools to Meson.

Edit: moved a bunch of patches into !420 (merged)

Edit2: moved even more patches into !422 (merged)