omap24xx: bump to 3.1.3

SVN-Revision: 29349

target/linux/omap24xx/Makefile

@@ -12,7 +12,7 @@ BOARDNAME:=TI OMAP-24xx
 MAINTAINER:=Michael Buesch <[email protected]>
 FEATURES:=targz squashfs jffs2 usb usbgadget display gpio audio
 
-LINUX_VERSION:=3.1.1
+LINUX_VERSION:=3.1.3
 
 define Target/Description
 	TI OMAP-24xx