Update Helm release loki to v5.42.2

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
loki (source)	minor	5.41.7 -> 5.42.2

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Release Notes

grafana/helm-charts (loki)

### [`v5.42.2`](https://togithub.com/grafana/helm-charts/releases/tag/helm-loki-5.42.2) Helm chart for Grafana Loki in simple, scalable mode Source commit: https://github.com/grafana/loki/commit/5132f6d2a76a26d6e3b8b7127094d16eb26e9442 Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.42.2 ### [`v5.42.1`](https://togithub.com/grafana/helm-charts/releases/tag/helm-loki-5.42.1) Helm chart for Grafana Loki in simple, scalable mode Source commit: https://github.com/grafana/loki/commit/5675baecbee2affb2bf05bb44f1c8c0516bc002c Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.42.1 ### [`v5.42.0`](https://togithub.com/grafana/helm-charts/releases/tag/helm-loki-5.42.0) Helm chart for Grafana Loki in simple, scalable mode Source commit: https://github.com/grafana/loki/commit/012cf92dd2c57e7c6e5209ab0479ace521e91427 Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.42.0 ### [`v5.41.8`](https://togithub.com/grafana/helm-charts/releases/tag/helm-loki-5.41.8) Helm chart for Grafana Loki in simple, scalable mode Source commit: https://github.com/grafana/loki/commit/b32d99308da6883bc1e7f321bb82483b69ada001 Tag on source: https://github.com/grafana/loki/releases/tag/helm-loki-5.41.8

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