Merge pull request '修复由组织创建的项目，贡献者列表信息显示问题' (#311) from fix228-xu into V202108

Reviewed-on: https://git.openi.org.cn/OpenI/aiforge/pulls/311
Reviewed-by: lewis <747342561@qq.com>

routers/repo/view.go

@@ -590,6 +590,9 @@ func Home(ctx *context.Context) {
 		if err == nil && contributors != nil {
 			var contributorInfos []*ContributorInfo
 			for _, c := range contributors {
+				if strings.Compare(c.Email,"") == 0 {
+					continue
+				}
 				// get user info from committer email
 				user, err := models.GetUserByEmail(c.Email)
 				if err == nil {