sheevaplug_defconfig: use 2.6.39.3

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

configs/sheevaplug_defconfig

@@ -19,6 +19,6 @@ BR2_TARGET_UBOOT_FORMAT_KWB=y
 # Kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="2.6.39.2"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="2.6.39.3"
 BR2_LINUX_KERNEL_DEFCONFIG="kirkwood"
 BR2_LINUX_KERNEL_UIMAGE=y