libgtk3: bump to version 3.20.3

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libgtk3/libgtk3.hash

@@ -1,2 +1,2 @@
-# From http://ftp.gnome.org/pub/gnome/sources/gtk+/3.20/gtk+-3.20.2.sha256sum
-sha256	1ab1d1068ea55e0046f437d69983f164df5e68cb2e9fdfb38787b867f33f69f7	gtk+-3.20.2.tar.xz
+# From http://ftp.gnome.org/pub/gnome/sources/gtk+/3.20/gtk+-3.20.3.sha256sum
+sha256	3834f3bf23b260b3e5ebfea41102e2026a8af29e36c3620edf4a5cf05e82f694	gtk+-3.20.3.tar.xz

package/libgtk3/libgtk3.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 LIBGTK3_VERSION_MAJOR = 3.20
-LIBGTK3_VERSION = $(LIBGTK3_VERSION_MAJOR).2
+LIBGTK3_VERSION = $(LIBGTK3_VERSION_MAJOR).3
 LIBGTK3_SOURCE = gtk+-$(LIBGTK3_VERSION).tar.xz
 LIBGTK3_SITE = http://ftp.gnome.org/pub/gnome/sources/gtk+/$(LIBGTK3_VERSION_MAJOR)
 LIBGTK3_LICENSE = LGPLv2+