drivers: sh: Kill off dead pathname for runtime PM stub.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/drivers/sh/pm_runtime.c b/drivers/sh/pm_runtime.c
index bd5c6a3..afe9282 100644
--- a/drivers/sh/pm_runtime.c
+++ b/drivers/sh/pm_runtime.c
@@ -1,7 +1,5 @@
 /*
- * arch/arm/mach-shmobile/pm_runtime.c
- *
- * Runtime PM support code for SuperH Mobile ARM
+ * Runtime PM support code
  *
  *  Copyright (C) 2009-2010 Magnus Damm
  *