Grafana k8s Monitoring

What's Changed

• [dependency] Update Grafana Agent by @github-actions in https://github.com/grafana/k8s-monitoring-helm/pull/147
• Add HTTP port to trace ingestion by @petewall in https://github.com/grafana/k8s-monitoring-helm/pull/145
• Fix allowList example by @petewall in https://github.com/grafana/k8s-monitoring-helm/pull/152
• [dependency] Update OpenCost by @github-actions in https://github.com/grafana/k8s-monitoring-helm/pull/149

Full Changelog: https://github.com/grafana/k8s-monitoring-helm/compare/v0.2.5...v0.2.6