chore: improve ScanStruct performance (#523)
chore: improve ScanStruct performance (#523)

Improve the performance of ScanStruct by using strings.IndexByte instead
of strings.Split.

Co-authored-by: yonbiaoxiao <f32e1d8345c5f6662e0811fd2922d94aa2a94377@tencent.com>
gomodule/redigo