Update metadata in C4373 warning reference

Author: Rageking8

docs/error-messages/compiler-warnings/compiler-warning-level-3-c4373.md

@@ -1,7 +1,7 @@
 ---
-description: "Learn more about: Compiler Warning (level 4) C4373"
 title: "Compiler Warning (level 4) C4373"
-ms.date: "11/04/2016"
+description: "Learn more about: Compiler Warning (level 4) C4373"
+ms.date: 11/04/2016
 f1_keywords: ["C4373"]
 helpviewer_keywords: ["C4373"]
 ---