pkg/querier: fix dropped error (#2671)
pkg/querier: fix dropped error (#2671)

Signed-off-by: Lars Lehtonen <bfdd966b813f0bd15372a0e60134075c7206adfa@gmail.com>
grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki