Restore sh4-unknown-linux-gnu sample.
@ -5,7 +5,7 @@ CT_ARCH_sh=y
CT_ARCH_SH_SH4=y
CT_KERNEL_linux=y
CT_BINUTILS_PLUGINS=y
CT_LIBC_glibc=y
CT_CC_GCC_V_4_9_3=y
CT_CC_LANG_CXX=y
CT_DEBUG_gdb=y
# CT_GDB_CROSS_PYTHON is not set