[pagure/upgrade] Make httpd stop explicite.

I moved the httpd down from a pre task to where it is currently running
so that it will not break.

Signed-off-by: Stephen Smoogen <smooge@redhat.com>

playbooks/manual/upgrade/pagure.yml

@@ -28,7 +28,6 @@
         host={{ inventory_hostname_short }}{{ env_suffix }}
     delegate_to: noc01.phx2.fedoraproject.org
     ignore_errors: true
-  - service: name="httpd" state=stopped
 
   tasks:
   - name: yum update pagure packages from main repo
@@ -44,6 +43,10 @@
          update_cache=yes
     when: testing
 
+  # This is needed so the alembic will work.
+  - name: stop httpd so we can update the database
+    service: name="httpd" state=stopped
+
   - name: Upgrade the database
     command: /usr/bin/alembic -c /etc/pagure/alembic.ini upgrade head
     args: