refactor file|path (#1409)

Co-authored-by: anqiansong <anqiansong@bytedance.com>

tools/goctl/model/mongo/generate/generate_test.go

@@ -7,7 +7,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/tal-tech/go-zero/tools/goctl/config"
-	"github.com/tal-tech/go-zero/tools/goctl/util"
+	"github.com/tal-tech/go-zero/tools/goctl/util/pathx"
 )
 
 var testTypes = `
@@ -19,7 +19,7 @@ func TestDo(t *testing.T) {
 	cfg, err := config.NewConfig(config.DefaultFormat)
 	assert.Nil(t, err)
 
-	tempDir := util.MustTempDir()
+	tempDir := pathx.MustTempDir()
 	typesfile := filepath.Join(tempDir, "types.go")
 	err = ioutil.WriteFile(typesfile, []byte(testTypes), 0o666)
 	assert.Nil(t, err)