fix(deps): Update Helm release promtail to v6.16.4

[cq-bot]

This PR contains the following updates:

Package	Update	Change
promtail (source)	patch	6.16.2 -> 6.16.4

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Release Notes

grafana/helm-charts (promtail)

v6.16.4

Compare Source

Promtail is an agent which ships the contents of local logs to a Loki instance

What's Changed

• [promtail] service-extra: custom labels not working by @​camrossi in https://github.com/grafana/helm-charts/pull/3220

New Contributors

• @​camrossi made their first contribution in https://github.com/grafana/helm-charts/pull/3220

Full Changelog: grafana/helm-charts@oncall-1.8.4...promtail-6.16.4

v6.16.3

Compare Source

Promtail is an agent which ships the contents of local logs to a Loki instance

What's Changed

• [promtail] prefer image.tag for app.kubernetes.io/version by @​yurrriq in https://github.com/grafana/helm-charts/pull/3200

New Contributors

• @​yurrriq made their first contribution in https://github.com/grafana/helm-charts/pull/3200

Full Changelog: grafana/helm-charts@grafana-8.3.1...promtail-6.16.3

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[cq-bot]

/bump sha=3b6e8f103f10ff6cf112c3516b31063b8645a412