fix(baidu_photo): legal album title check (close #4479 in #4487)

drivers/baidu_photo/help.go

@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"math"
 	"math/rand"
-	"regexp"
 	"strings"
 	"time"
 
@@ -16,11 +15,6 @@ func getTid() string {
 	return fmt.Sprintf("3%d%.0f", time.Now().Unix(), math.Floor(9000000*rand.Float64()+1000000))
 }
 
-// 检查名称
-func checkName(name string) bool {
-	return len(name) <= 50 && regexp.MustCompile("[\u4e00-\u9fa5A-Za-z0-9_-]").MatchString(name)
-}
-
 func toTime(t int64) *time.Time {
 	tm := time.Unix(t, 0)
 	return &tm