h8300 "defines" PT_DTRACE for asm but never uses it, kill this.

DEFINE(PT_PTRACED, PT_PTRACED) seems to be unused too.

--- PTRACE/arch/h8300/kernel/asm-offsets.c~DT_1_NOP	2009-04-06 00:03:35.000000000 +0200
+++ PTRACE/arch/h8300/kernel/asm-offsets.c	2009-04-22 21:29:00.000000000 +0200
@@ -55,7 +55,6 @@ int main(void)
 	DEFINE(LRET,  offsetof(struct pt_regs, pc)       - sizeof(long));
 
 	DEFINE(PT_PTRACED, PT_PTRACED);
-	DEFINE(PT_DTRACE, PT_DTRACE);
 
 	return 0;
 }