chore(deps): update helm release loki to v5.28.0

This MR contains the following updates:

Package	Update	Change
loki (source)	minor	5.27.0 -> 5.28.0

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Release Notes

grafana/helm-charts (loki)

v5.28.0

Helm chart for Grafana Loki in simple, scalable mode

Source commit: https://github.com/grafana/loki/commit/c182940201fb4a51de84532d6c4de03f256e9cc6

Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.28.0

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Configuration

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