jpeg-turbo: bump version

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/jpeg-turbo/jpeg-turbo.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-JPEG_TURBO_VERSION = 1.3.0
+JPEG_TURBO_VERSION = 1.3.1
 JPEG_TURBO_SOURCE = libjpeg-turbo-$(JPEG_TURBO_VERSION).tar.gz
 JPEG_TURBO_SITE = http://downloads.sourceforge.net/project/libjpeg-turbo/$(JPEG_TURBO_VERSION)
 JPEG_TURBO_INSTALL_STAGING = YES