pagure: Turn off debug mode on pagure.io

This leads to some exception being raised instead of by-pass safely.
It was useful at some point because pagure would not log error to
its logs otherwise but Patrick has since fixed it and I believe it
may be triggering some errors now.

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>

roles/pagure/frontend/templates/pagure.wsgi

@@ -27,4 +27,3 @@ os.environ['TEMP'] = '/srv/tmp/'
 from pagure.flask_app import create_app
 
 application = create_app()
-application.debug = True