package/gd: bump to version 2.3.1

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gd/gd.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  ecd9155b9a417fb3f837f29e5966323796de247789163761dd72dbf83bfcac58  libgd-2.3.0.tar.xz
+sha256  9767917d9f818faec4ddd763fe4a4ad9f6322c3d25da290ab2ea3e2ce4b52a7b  libgd-2.3.1.tar.xz
 sha256  4d80b4af6c38d7a65128c881623dee2a5daee6b3a6ccab74a5cdfa0dfda96da7  COPYING

package/gd/gd.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GD_VERSION = 2.3.0
+GD_VERSION = 2.3.1
 GD_SOURCE = libgd-$(GD_VERSION).tar.xz
 GD_SITE = https://github.com/libgd/libgd/releases/download/gd-$(GD_VERSION)
 GD_INSTALL_STAGING = YES