Remove double quotes for ms.date in <bit> header reference

Author: Rageking8

docs/standard-library/bit.md

@@ -1,7 +1,7 @@
 ---
 title: "<bit>"
 description: "Functions to access, manipulate, and process individual bits and sequences of bits."
-ms.date: "08/28/2020"
+ms.date: 08/28/2020
 f1_keywords: ["<bit>"]
 helpviewer_keywords: ["bit header"]
 ---