Update sealos/pkg/ssh/cmd/sshutil/connect.go

蹭热度，减少无用函数定义
HostKeyCallback: ssh.InsecureIgnoreHostKey(),

pkg/sshcmd/sshutil/connect.go

@@ -5,7 +5,6 @@ import (
 	"github.com/wonderivan/logger"
 	"golang.org/x/crypto/ssh"
 	"io/ioutil"
-	"net"
 	"os"
 	"strings"
 	"time"
@@ -28,9 +27,7 @@ func (ss *SSH) connect(host string) (*ssh.Client, error) {
 		Auth:    auth,
 		Timeout: *ss.Timeout,
 		Config:  config,
-		HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {
-			return nil
-		},
+		HostKeyCallback: ssh.InsecureIgnoreHostKey(),
 	}
 
 	addr := ss.addrReformat(host)