sh: Add addrspace.h segmentation stub for SH-5.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

include/asm-sh/cpu-sh5/addrspace.h

@@ -0,0 +1,6 @@
+#ifndef __ASM_SH_CPU_SH5_ADDRSPACE_H
+#define __ASM_SH_CPU_SH5_ADDRSPACE_H
+
+/* No segmentation.. */
+
+#endif /* __ASM_SH_CPU_SH5_ADDRSPACE_H */