Bump Prometheus to v2.26.1

Author: Jonathan S. Katz

docs/content/installation/metrics/metrics-configuration.md

@@ -111,7 +111,7 @@ and tag as needed to use the RedHat certified containers:
 | `grafana_image_tag` | 7.4.5 | **Required** | Configures the image tag to use for the Grafana container. |
 | `prometheus_image_prefix` | prom | **Required** | Configures the image prefix to use for the Prometheus container. |
 | `prometheus_image_name` | promtheus | **Required** | Configures the image name to use for the Prometheus container. |
-| `prometheus_image_tag` | v2.26.0 | **Required** | Configures the image tag to use for the Prometheus container. |
+| `prometheus_image_tag` | v2.26.1 | **Required** | Configures the image tag to use for the Prometheus container. |
 
 Additionally, these same settings can be utilized as needed to support custom image names,
 tags, and additional container registries.

installers/metrics/ansible/roles/pgo-metrics/defaults/main.yml

@@ -45,7 +45,7 @@ prometheus_custom_config: ""
 prometheus_install: "true"
 prometheus_image_prefix: "prom"
 prometheus_image_name: "prometheus"
-prometheus_image_tag: "v2.26.0"
+prometheus_image_tag: "v2.26.1"
 prometheus_port: "9090"
 prometheus_service_name: "crunchy-prometheus"
 prometheus_service_type: "ClusterIP"