Fix: fix an issue where the wrong action name could not be ignored

Signed-off-by: xieyanke <xieyanke007@gmail.com>

pkg/scheduler/util.go

@@ -23,6 +23,7 @@ import (
 	"strings"
 
 	"gopkg.in/yaml.v2"
+	"k8s.io/klog/v2"
 
 	"volcano.sh/volcano/pkg/scheduler/conf"
 	"volcano.sh/volcano/pkg/scheduler/framework"
@@ -80,7 +81,7 @@ func UnmarshalSchedulerConf(confStr string) ([]framework.Action, []conf.Tier, []
 		if action, found := framework.GetAction(strings.TrimSpace(actionName)); found {
 			actions = append(actions, action)
 		} else {
-			return nil, nil, nil, nil, fmt.Errorf("failed to find Action %s, ignore it", actionName)
+			klog.Warningf("failed to find Action %s, ignore it", actionName)
 		}
 	}