Add vmlinux image support for SuperH

gistfile1.txt

diff --git a/linux/Config.in b/linux/Config.in
index e7d1bd8..94a8cd1 100644
--- a/linux/Config.in
+++ b/linux/Config.in
@@ -131,7 +131,7 @@ config BR2_LINUX_KERNEL_VMLINUX_BIN
 
 config BR2_LINUX_KERNEL_VMLINUX
        bool "vmlinux"
-       depends on BR2_mips || BR2_mipsel
+       depends on BR2_mips || BR2_mipsel || BR2_sh
 
 config BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM
        bool "custom target"