copr: remove copr.stg.fedoraproject.org, we don't use it.

This is an old initiative, we wanted to have two frontend instances,
but we never used it.

inventory/group_vars/copr_back_stg

@@ -16,6 +16,5 @@ csi_relationship: This host is the testing environment for the cloud infrastruct
 # See http://infrastructure.fedoraproject.org/csi/security-policy/
 csi_security_category: Moderate
 do_sign: "true"
-frontend_base_url: "https://copr.stg.fedoraproject.org"
 resolvconf: "resolv.conf/cloud"
 spawn_in_advance: "false"

inventory/group_vars/copr_stg

@@ -6,5 +6,4 @@ backend_base_url: "https://copr-be-stg.fedorainfracloud.org"
 copr_backend_ips: ["172.25.33.49", "209.132.184.44"]
 devel: false
 dist_git_base_url: "copr-dist-git-stg.fedorainfracloud.org"
-frontend_base_url: "https://copr.stg.fedoraproject.org"
 keygen_host: "172.25.33.51"

playbooks/include/proxies-websites.yml

@@ -379,13 +379,6 @@
     - fedora.my
     ssl: false
 
-  - role: httpd/website
-    site_name: copr.fedoraproject.org
-    sslonly: true
-    server_aliases: [copr.stg.fedoraproject.org]
-    cert_name: "{{wildcard_cert_name}}"
-    tags: copr
-
   - role: httpd/website
     site_name: bugz.fedoraproject.org
     server_aliases: [bugz.stg.fedoraproject.org]