[SPARC]: Merge asm-sparc{,64}/cputime.h

Signed-off-by: David S. Miller <davem@davemloft.net>

include/asm-sparc64/cputime.h

-#ifndef __SPARC64_CPUTIME_H
-#define __SPARC64_CPUTIME_H
-
-#include <asm-generic/cputime.h>
-
-#endif /* __SPARC64_CPUTIME_H */
+#include <asm-sparc/cputime.h>