Fix wrong local IP in postgresql config

provisioning/roles/postgres/tasks/main.yml

@@ -23,4 +23,4 @@
   lineinfile:
     state: present
     path: "/etc/postgresql/12/main/pg_hba.conf"
-    line: "host    all             joystream       127.0.01/8              trust"
+    line: "host    all             joystream       127.0.0.1/8              trust"