Update Prometheus and Grafana addons

CHANGES.md

@@ -4,6 +4,11 @@ Notable changes between versions.
 
 ## Latest
 
+### Addons
+
+* Update Prometheus from v2.28.0 to [v2.28.1](https://github.com/prometheus/prometheus/releases/tag/v2.28.1)
+* Update Grafana from v8.0.3 to [v8.0.4](https://github.com/grafana/grafana/releases/tag/v8.0.4)
+
 ## v1.21.2
 
 * Kubernetes [v1.21.2](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.21.md#v1212)

addons/grafana/deployment.yaml

@@ -24,7 +24,7 @@ spec:
           type: RuntimeDefault
       containers:
         - name: grafana
-          image: docker.io/grafana/grafana:8.0.3
+          image: docker.io/grafana/grafana:8.0.4
           env:
             - name: GF_PATHS_CONFIG
               value: "/etc/grafana/custom.ini"

addons/prometheus/deployment.yaml

@@ -21,7 +21,7 @@ spec:
       serviceAccountName: prometheus
       containers:
         - name: prometheus
-          image: quay.io/prometheus/prometheus:v2.28.0
+          image: quay.io/prometheus/prometheus:v2.28.1
           args:
             - --web.listen-address=0.0.0.0:9090
             - --config.file=/etc/prometheus/prometheus.yaml