fix(charts): update helm release loki to v6.10.2

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
loki (source)	patch	6.10.1 -> 6.10.2

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Release Notes

grafana/helm-charts (loki)

### [`v6.10.2`](https://togithub.com/grafana/helm-charts/releases/tag/helm-loki-6.10.2) Helm chart for Grafana Loki and Grafana Enterprise Logs supporting both simple, scalable and distributed modes. Source commit: https://github.com/grafana/loki/commit/02fae4e1e97e507b5e30666108e7e7e8bc3dbf00 Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-6.10.2

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