chore(deps): update docker.io/grafana/loki docker tag to v3.5.4

Author: renovate[bot]

production/helm/loki/values.yaml

@@ -81,7 +81,7 @@ loki:
     # -- Docker image repository
     repository: grafana/loki
     # -- Overrides the image tag whose default is the chart's appVersion
-    tag: 3.5.3
+    tag: 3.5.4
     # -- Overrides the image tag with an image digest
     digest: null
     # -- Docker image pull policy