treewide: Fix typos in printk

Correct spelling typo in various part of kernel

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/devfreq/exynos/exynos5_bus.c

@@ -152,7 +152,7 @@ static int exynos5_busfreq_int_target(struct device *dev, unsigned long *_freq,
 	if (old_freq == freq)
 		return 0;
 
-	dev_dbg(dev, "targetting %lukHz %luuV\n", freq, volt);
+	dev_dbg(dev, "targeting %lukHz %luuV\n", freq, volt);
 
 	mutex_lock(&data->lock);