m68k: Remove unused atari_kbd_translate()

If CONFIG_VT=n, I get:

| arch/m68k/atari/built-in.o: In function `atari_kbd_translate':
| arch/m68k/atari/atakeyb.c:640: undefined reference to `shift_state'

Just remove atari_kbd_translate(), as it's unused.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Michael Schmitz <schmitz@debian.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/m68k/atari/atakeyb.c

@@ -635,15 +635,3 @@ int atari_keyb_init(void)
 	return 0;
 }
 EXPORT_SYMBOL_GPL(atari_keyb_init);
-
-int atari_kbd_translate(unsigned char keycode, unsigned char *keycodep, char raw_mode)
-{
-#ifdef CONFIG_MAGIC_SYSRQ
-	/* ALT+HELP pressed? */
-	if ((keycode == 98) && ((shift_state & 0xff) == 8))
-		*keycodep = 0xff;
-	else
-#endif
-		*keycodep = keycode;
-	return 1;
-}