Set the klog output to stdout by default

Also, one needs to set --logtostderr=false to properly log into the stdout

cmd/descheduler/descheduler.go

@@ -25,6 +25,7 @@ import (
 )
 
 func init() {
+	klog.SetOutput(os.Stdout)
 	klog.InitFlags(nil)
 }