Upgrade Prometheus (v2.50.1-0 -> v2.51.0-0)

requirements.yml

@@ -46,7 +46,7 @@
   version: 046004a8cb9946979b72ce81c2526c8033ea8067
   name: postgres_backup
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-prometheus.git
-  version: v2.50.1-0
+  version: v2.51.0-0
   name: prometheus
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-prometheus-node-exporter.git
   version: v1.7.0-3