处理AI胡乱生成的乱摊子

vendor/github.com/bytedance/sonic/utf8/utf8.go

@@ -68,4 +68,4 @@ func Validate(src []byte) bool {
 // ValidateString as Validate, but for string.
 func ValidateString(src string) bool {
     return native.ValidateUTF8Fast(&src) == 0
-}
+}