Upgrade PostgreSQL from 10 to 12

tools/docker-compose-cluster.yml

@@ -96,5 +96,5 @@ services:
       - "./redis/redis.conf:/usr/local/etc/redis/redis.conf"
       - "./redis/redis_socket_ha_3:/var/run/redis/"
   postgres:
-    image: postgres:10
+    image: postgres:12
     container_name: tools_postgres_1

tools/docker-compose.yml

@@ -44,7 +44,7 @@ services:
 
   # Postgres Database Container
   postgres:
-    image: postgres:10
+    image: postgres:12
     container_name: tools_postgres_1
     environment:
       POSTGRES_HOST_AUTH_METHOD: trust

tools/scripts/awx-python

@@ -1,12 +1,4 @@
 #!/usr/bin/env bash
-# Enable needed Software Collections, if installed
-for scl in rh-postgresql10; do
-  if [ -f /etc/scl/prefixes/$scl ]; then
-    if [ -f `cat /etc/scl/prefixes/$scl`/$scl/enable ]; then
-      . `cat /etc/scl/prefixes/$scl`/$scl/enable
-    fi
-  fi
-done
 
 # Enable Tower virtualenv
 for venv_path in /var/lib/awx/venv/awx; do