Fixing site design json schema update date

VesaJuvonen · VesaJuvonen · commit 599d397a7fe0 · 2019-10-31T15:20:10.000+02:00
diff --git a/docs/declarative-customization/site-design-json-schema.md b/docs/declarative-customization/site-design-json-schema.md
@@ -1,7 +1,7 @@
 ---
 title: Site design JSON schema
 description: JSON schema reference for building site designs for SharePoint.
-ms.date: 10/10/2018
+ms.date: 10/07/2019
 localization_priority: Priority
 ---
 
