chore(deps): update helm release promtail to v6.6.2

This MR contains the following updates:

Package	Update	Change
promtail (source)	patch	6.6.1 -> 6.6.2

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Release Notes

grafana/helm-charts

v6.6.2

Compare Source

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

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Configuration

Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

Automerge: Disabled by config. Please merge this manually once you are satisfied.

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infrastructure/loki/promtail.yaml

@@ -12,7 +12,7 @@ spec:
         kind: HelmRepository
         name: grafana
         namespace: loki-system
-      version: 6.6.1
+      version: 6.6.2
   interval: 5m
   upgrade:
     remediation: