feat(helm): update chart loki to 5.9.0

This MR contains the following updates:

Package	Update	Change
loki (source)	minor	5.8.9 -> 5.9.0

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Release Notes

grafana/helm-charts (loki)

v5.9.0

Helm chart for Grafana Loki in simple, scalable mode

Source commit: https://github.com/grafana/loki/commit/05d771fee3b26197b7a7471292f6308b7288cf59

Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.9.0

v5.8.11

Helm chart for Grafana Loki in simple, scalable mode

Source commit: https://github.com/grafana/loki/commit/0eb435c49c30a18a2a9e25bd79cdd2ae810f6cfb

Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.8.11

v5.8.10

Helm chart for Grafana Loki in simple, scalable mode

Source commit: https://github.com/grafana/loki/commit/08e741b7c604cf397d7d2f3dd417cb8a067dde91

Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.8.10

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