support upgrade kubernetes to v1.31 (#2440)

Signed-off-by: pixiake <[email protected]>

Author: pixiake

cmd/kk/pkg/version/kubernetes/version_enum.go

@@ -40,6 +40,7 @@ const (
 	V128
 	V129
 	V130
+	V131
 )
 
 var VersionList = []Version{
@@ -55,6 +56,7 @@ var VersionList = []Version{
 	V128,
 	V129,
 	V130,
+	V131,
 }
 
 func (v Version) String() string {
@@ -83,6 +85,8 @@ func (v Version) String() string {
 		return "v1.29"
 	case V130:
 		return "v1.30"
+	case V131:
+		return "v1.31"
 	default:
 		return "invalid option"
 	}