clocksource: Fix 'clcoksource' typo in comment

Simple typo in a comment, so fix it.

Signed-off-by: James Hartley <james.hartley@imgtec.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 2e949cc..b79f39b 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -792,7 +792,7 @@
 	/* Initialize mult/shift and max_idle_ns */
 	__clocksource_updatefreq_scale(cs, scale, freq);
 
-	/* Add clocksource to the clcoksource list */
+	/* Add clocksource to the clocksource list */
 	mutex_lock(&clocksource_mutex);
 	clocksource_enqueue(cs);
 	clocksource_enqueue_watchdog(cs);