package/libdex: bump to version 0.10.0
On top of a few small features, this release has a few build system
improvements, and in particular improves checking for libatomic and
libucontext.
https://gitlab.gnome.org/GNOME/libdex/-/blob/0.10.0/NEWS
Signed-off-by: Adrian Perez de Castro <aperez@igalia.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>