gdk-pixbuf: bump to 2.30.8

Bump gdk-pixbuf to version 2.30.8.

Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/gdk-pixbuf/gdk-pixbuf.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-GDK_PIXBUF_VERSION_MAJOR = 2.28
-GDK_PIXBUF_VERSION = $(GDK_PIXBUF_VERSION_MAJOR).2
+GDK_PIXBUF_VERSION_MAJOR = 2.30
+GDK_PIXBUF_VERSION = $(GDK_PIXBUF_VERSION_MAJOR).8
 GDK_PIXBUF_SOURCE = gdk-pixbuf-$(GDK_PIXBUF_VERSION).tar.xz
 GDK_PIXBUF_SITE = http://ftp.gnome.org/pub/gnome/sources/gdk-pixbuf/$(GDK_PIXBUF_VERSION_MAJOR)
 GDK_PIXBUF_LICENSE = LGPLv2+