Use session for retrieving org teams (#11438)

Co-authored-by: Guillermo Prandi <guillep2k@users.noreply.github.com>

models/repo.go

@@ -1241,7 +1241,7 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
 	}
 
 	if newOwner.IsOrganization() {
-		if err := newOwner.GetTeams(&SearchTeamOptions{}); err != nil {
+		if err := newOwner.getTeams(sess); err != nil {
 			return fmt.Errorf("GetTeams: %v", err)
 		}
 		for _, t := range newOwner.Teams {