sh: sh2: Remove CONFIG_SH2A definition from asm/processor.h

SH2 and SH2A use a common header. Both checks are not necessary.
This removes CONFIG_SH2A definition from asm/processor.h.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

arch/sh/include/asm/processor.h

@@ -1,7 +1,6 @@
 #ifndef _ASM_SH_PROCESSOR_H_
 #define _ASM_SH_PROCESSOR_H_
-#if defined(CONFIG_SH2) || \
-	defined (CONFIG_SH2A)
+#if defined(CONFIG_SH2)
 # include <asm/cpu_sh2.h>
 #elif defined(CONFIG_SH3)
 # include <asm/cpu_sh3.h>