Update grafana/loki Docker tag to v3.1.1

[balena-renovate[bot]]

This PR contains the following updates:

Package	Update	Change
grafana/loki	patch	3.1.0 -> 3.1.1

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Release Notes

grafana/loki (grafana/loki)

### [`v3.1.1`](https://togithub.com/grafana/loki/blob/HEAD/CHANGELOG.md#311-2024-08-08) [Compare Source](https://togithub.com/grafana/loki/compare/v3.1.0...v3.1.1) ##### Features - **loki:** add ability to disable AWS S3 dual stack endpoints usage ([#​13795](https://togithub.com/grafana/loki/issues/13795)) ([464ac73](https://togithub.com/grafana/loki/commit/464ac736a6fb70b673ee3cec21049b18d353cadb)) ##### Bug Fixes - **deps:** bumped dependencies versions to resolve CVEs ([#​13789](https://togithub.com/grafana/loki/issues/13789)) ([34206cd](https://togithub.com/grafana/loki/commit/34206cd2d6290566034710ae6c2d08af8804bc91))

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