Fixed wrong require path in webhook-permissions

no issue

- the require path to the logging module was wrong
- because of ac2578b419

core/server/data/migrations/versions/1.19/1-webhook-permissions.js

@@ -1,7 +1,7 @@
 var _ = require('lodash'),
     utils = require('../../../schema/fixtures/utils'),
     permissions = require('../../../../permissions'),
-    logging = require('../../../../logging'),
+    logging = require('../../../../lib/common/logging'),
     resource = 'webhook',
     _private = {};