Clear team cache on delete team scheme (#14671)

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

store/sqlstore/scheme_store.go

@@ -281,6 +281,8 @@ func (s *SqlSchemeStore) Delete(schemeId string) (*model.Scheme, *model.AppError
 		if _, err := s.GetMaster().Exec("UPDATE Teams SET SchemeId = '' WHERE SchemeId = :SchemeId", map[string]interface{}{"SchemeId": schemeId}); err != nil {
 			return nil, model.NewAppError("SqlSchemeStore.Delete", "store.sql_scheme.reset_teams.app_error", nil, "Id="+schemeId+", "+err.Error(), http.StatusInternalServerError)
 		}
+
+		s.Team().ClearCaches()
 	} else if scheme.Scope == model.SCHEME_SCOPE_CHANNEL {
 		if _, err := s.GetMaster().Exec("UPDATE Channels SET SchemeId = '' WHERE SchemeId = :SchemeId", map[string]interface{}{"SchemeId": schemeId}); err != nil {
 			return nil, model.NewAppError("SqlSchemeStore.Delete", "store.sql_scheme.reset_channels.app_error", nil, "Id="+schemeId+", "+err.Error(), http.StatusInternalServerError)