Split GetLatestCommitStatus as two functions (#34535)

Extract from #34531. This will reduce unnecessary count operation in
databases.

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

routers/web/repo/release.go

@@ -130,7 +130,7 @@ func getReleaseInfos(ctx *context.Context, opts *repo_model.FindReleasesOptions)
 		}
 
 		if canReadActions {
-			statuses, _, err := git_model.GetLatestCommitStatus(ctx, r.Repo.ID, r.Sha1, db.ListOptionsAll)
+			statuses, err := git_model.GetLatestCommitStatus(ctx, r.Repo.ID, r.Sha1, db.ListOptionsAll)
 			if err != nil {
 				return nil, err
 			}