Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
index d24aaba..a520fd7 100644
--- a/include/linux/timerqueue.h
+++ b/include/linux/timerqueue.h
@@ -24,7 +24,7 @@
 						struct timerqueue_node *node);
 
 /**
- * timerqueue_getnext - Returns the timer with the earlies expiration time
+ * timerqueue_getnext - Returns the timer with the earliest expiration time
  *
  * @head: head of timerqueue
  *