Merge pull request 'Update ghcr.io/jmcgrath207/k8s-ephemeral-storage-metrics Docker tag to v1.21.3' (#760) from renovate/ghcr.io-jmcgrath207-k8s-ephemeral-storage-metrics-1.x into master

Reviewed-on: #760

manifests/monitoring/ephemeral-storage-exporter.yaml

@@ -78,7 +78,7 @@ spec:
           type: RuntimeDefault
       containers:
         - name: metrics
-          image: ghcr.io/jmcgrath207/k8s-ephemeral-storage-metrics:1.21.1
+          image: ghcr.io/jmcgrath207/k8s-ephemeral-storage-metrics:1.21.3
           imagePullPolicy: IfNotPresent
           ports:
             - name: metrics

manifests/monitoring/promtail.yaml

@@ -216,7 +216,7 @@ spec:
       serviceAccountName: promtail
       containers:
         - name: promtail
-          image: "grafana/promtail:3.6.11"
+          image: "grafana/promtail:2.9.17"
           imagePullPolicy: IfNotPresent
           args:
             - "-config.file=/etc/promtail/promtail.yaml"