[Enhancement] Removes memcached failure log (#6720)
[Enhancement] Removes memcached failure log (#6720)

* removed memcached failure log
Signed-off-by: Owen Diehl <b7f53a77a4950cb4aa47d9da3f442809e803fde5@gmail.com>

* remove memcached fetch error log
Signed-off-by: Owen Diehl <b7f53a77a4950cb4aa47d9da3f442809e803fde5@gmail.com>
grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki,grafana/loki