cpuidle: ladder.c needs module.h and not just moduleparam.h

This file has module_init/exit and MODULE_LICENSE, and so it
needs the full module.h header.
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>

drivers/cpuidle/governors/ladder.c

@@ -15,7 +15,7 @@
 #include <linux/kernel.h>
 #include <linux/cpuidle.h>
 #include <linux/pm_qos.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
 #include <linux/jiffies.h>
 
 #include <asm/io.h>