chore(deps): update helm release grafana to v8.4.4

[p6r-renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
grafana (source)	HelmChart	patch	8.4.3 -> 8.4.4

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Release Notes

grafana/helm-charts (grafana)

### [`v8.4.4`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-8.4.4) [Compare Source](https://togithub.com/grafana/helm-charts/compare/grafana-8.4.3...grafana-8.4.4) The leading tool for querying and visualizing time series and metrics. #### What's Changed - \[grafana] tpl for host in grafana.ini by [@​nanori](https://togithub.com/nanori) in [https://github.com/grafana/helm-charts/pull/3127](https://togithub.com/grafana/helm-charts/pull/3127) #### New Contributors - [@​nanori](https://togithub.com/nanori) made their first contribution in [https://github.com/grafana/helm-charts/pull/3127](https://togithub.com/grafana/helm-charts/pull/3127) **Full Changelog**: https://github.com/grafana/helm-charts/compare/grafana-8.4.3...grafana-8.4.4

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This PR has been generated by Renovate Bot.