treewide: Fix typos in printk

Correct spelling typo in various drivers.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/power/pm2301_charger.c b/drivers/power/pm2301_charger.c
index ed48d75..ee346d4 100644
--- a/drivers/power/pm2301_charger.c
+++ b/drivers/power/pm2301_charger.c
@@ -235,7 +235,7 @@
 
 static int pm2xxx_charger_wd_exp_mngt(struct pm2xxx_charger *pm2, int val)
 {
-	dev_dbg(pm2->dev , "20 minutes watchdog occured\n");
+	dev_dbg(pm2->dev , "20 minutes watchdog expired\n");
 
 	pm2->ac.wd_expired = true;
 	power_supply_changed(&pm2->ac_chg.psy);