chore(deps): update grafana/grafana-oss docker tag to v13

Author: renovate[bot]

observability/grafana/docker-compose.yml

@@ -7,7 +7,7 @@ volumes:
 services:
   grafana:
     container_name: grafana
-    image: grafana/grafana-oss:12.4.2
+    image: grafana/grafana-oss:13.0.0
     volumes:
       - grafana-data:/var/lib/grafana
       - ./config/provisioning/:/etc/grafana/provisioning/