*: update kvproto (#8816)

ref #4399, ref pingcap/tidb#57338

Signed-off-by: Neil Shen <[email protected]>

pkg/mcs/resourcemanager/server/resource_group_test.go

@@ -2,7 +2,6 @@ package server
 
 import (
 	"encoding/json"
-	"reflect"
 	"testing"
 
 	"github.com/brianvoe/gofakeit/v6"
@@ -37,37 +36,10 @@ func TestPatchResourceGroup(t *testing.T) {
 	}
 }
 
-func resetSizeCache(obj any) {
-	resetSizeCacheRecursive(reflect.ValueOf(obj))
-}
-
-func resetSizeCacheRecursive(value reflect.Value) {
-	if value.Kind() == reflect.Ptr {
-		value = value.Elem()
-	}
-
-	if value.Kind() != reflect.Struct {
-		return
-	}
-
-	for i := range value.NumField() {
-		fieldValue := value.Field(i)
-		fieldType := value.Type().Field(i)
-
-		if fieldType.Name == "XXX_sizecache" && fieldType.Type.Kind() == reflect.Int32 {
-			fieldValue.SetInt(0)
-		} else {
-			resetSizeCacheRecursive(fieldValue)
-		}
-	}
-}
-
 func TestClone(t *testing.T) {
 	for i := 0; i <= 10; i++ {
 		var rg ResourceGroup
 		gofakeit.Struct(&rg)
-		// hack to reset XXX_sizecache, gofakeit will random set this field but proto clone will not copy this field.
-		resetSizeCache(&rg)
 		rgClone := rg.Clone(true)
 		require.EqualValues(t, &rg, rgClone)
 	}