fix(tests): ignore default_server nginx vhost

tests/test_nginx_vhosts.py

@@ -52,6 +52,7 @@ if os.path.exists('/etc/celerity/config.py'):
 
 # get enabled vhosts
 resolution_ignored = conf.get('TESTER_VHOST_RESOLUTION_IGNORED', '').split(',')
+resolution_ignored.append('default_server')
 found = False
 errors = 0
 warnings = 0