proxies / websites: re-enable some hosts in stg

we disabled these when we didn't have stg in iad2 yet.
Now that we do, we can re-add them.

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

playbooks/include/proxies-websites.yml

@@ -382,7 +382,7 @@
     site_name: fedoracommunity.org
     server_aliases:
     - www.fedoracommunity.org
-    #- stg.fedoracommunity.org
+    - stg.fedoracommunity.org
     # - fedoraproject.community
     # - fedora.community
     # - www.fedora.community
@@ -489,7 +489,7 @@
     site_name: whatcanidoforfedora.org
     server_aliases:
     - www.whatcanidoforfedora.org
-#   - stg.whatcanidoforfedora.org
+    - stg.whatcanidoforfedora.org
     ssl: true
     sslonly: true
     certbot: true
@@ -887,7 +887,7 @@
     site_name: release-monitoring.org
     sslonly: true
     certbot: true
-#    server_aliases: [stg.release-monitoring.org]
+    server_aliases: [stg.release-monitoring.org]
     tags:
     - release-monitoring.org
     when: env == "production"