⬆️ Update quay.io/prometheus/blackbox-exporter Docker tag to v0.26.0

Author: Renovate Bot

docker/grafana/docker-compose.yml

@@ -189,7 +189,7 @@ services:
   blackbox-exporter:
     command: --config.file=/config/blackbox.yml
     container_name: blackbox-exporter
-    image: quay.io/prometheus/blackbox-exporter:v0.25.0
+    image: quay.io/prometheus/blackbox-exporter:v0.26.0
     volumes:
       - /docker/appdata/blackbox/config:/config
     ports: