Merge pull request #75276 from WanLinghao/node_lifecycle_clean

unused function clean

pkg/controller/nodelifecycle/node_lifecycle_controller.go

@@ -23,8 +23,6 @@ package nodelifecycle
 
 import (
 	"fmt"
-	"hash/fnv"
-	"io"
 	"sync"
 	"time"
 
@@ -1276,9 +1274,3 @@ func (nc *Controller) reconcileNodeLabels(nodeName string) error {
 	}
 	return nil
 }
-
-func hash(val string, max int) int {
-	hasher := fnv.New32a()
-	io.WriteString(hasher, val)
-	return int(hasher.Sum32()) % max
-}