Fix various typos in codebase (#35480)

routers/api/actions/runner/runner.go

@@ -157,7 +157,7 @@ func (s *Service) FetchTask(
 
 	if tasksVersion != latestVersion {
 		// if the task version in request is not equal to the version in db,
-		// it means there may still be some tasks not be assgined.
+		// it means there may still be some tasks that haven't been assigned.
 		// try to pick a task for the runner that send the request.
 		if t, ok, err := actions_service.PickTask(ctx, runner); err != nil {
 			log.Error("pick task failed: %v", err)