Move postgres-exporter repo

requirements.yml

@@ -46,7 +46,7 @@
   name: prometheus
 - src: git+https://gitlab.com/etke.cc/roles/prometheus_node_exporter.git
   version: v1.5.0-7
-- src: git+https://gitlab.com/etke.cc/roles/prometheus_postgres_exporter.git
+- src: git+https://github.com/mother-of-all-self-hosting/ansible-role-prometheus-postgres-exporter.git
   version: v0.12.0-0
 - src: git+https://gitlab.com/etke.cc/roles/redis.git
   version: v7.0.10-0