sh: SH5-103 needs to select CPU_SH5.

Without this, it's possible to have CONFIG_SUPERH32=y set on SH5-103
parts, which leads to much build badness.
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/sh/Kconfig

@@ -330,6 +330,7 @@ config CPU_SUBTYPE_SH5_101
 
 config CPU_SUBTYPE_SH5_103
 	bool "Support SH5-103 processor"
+	select CPU_SH5
 
 endchoice