Fix some typos

Signed-off-by: Rui Cao <ruicao@alauda.io>

daemon/list.go

@@ -77,12 +77,12 @@ type listContext struct {
 
 	// beforeFilter is a filter to ignore containers that appear before the one given
 	beforeFilter *container.Snapshot
-	// sinceFilter is a filter to stop the filtering when the iterator arrive to the given container
+	// sinceFilter is a filter to stop the filtering when the iterator arrives to the given container
 	sinceFilter *container.Snapshot
 
-	// taskFilter tells if we should filter based on wether a container is part of a task
+	// taskFilter tells if we should filter based on whether a container is part of a task
 	taskFilter bool
-	// isTask tells us if the we should filter container that are a task (true) or not (false)
+	// isTask tells us if we should filter container that is a task (true) or not (false)
 	isTask bool
 
 	// publish is a list of published ports to filter with