Core: Updated allowed build to 8.3.7.35284

Port From (https://github.com/TrinityCore/TrinityCore/commit/b3ba029791a9003880d77a048b16e9e593485fe9)

README.md

@@ -2,7 +2,7 @@
 
 CypherCore is an open source server project for World of Warcraft written in C#.
 
-The current support game version is: 8.3.0.34601
+The current support game version is: 8.3.7.35284
 
 ### Prerequisites
 * Visual Studio 2019 with netcore 3.1 [Download](https://www.visualstudio.com/downloads/)

sql/updates/auth/master/2020_07_24_00_auth.sql

@@ -0,0 +1,7 @@
+DELETE FROM `build_info` WHERE `build`=35284;
+INSERT INTO `build_info` (`build`,`majorVersion`,`minorVersion`,`bugfixVersion`,`hotfixVersion`,`winAuthSeed`,`win64AuthSeed`,`mac64AuthSeed`,`winChecksumSeed`,`macChecksumSeed`) VALUES
+(35284,8,3,7,NULL,NULL,'EA3818E7DCFD2009DBFC83EE3C1E4F1B',NULL,NULL,NULL);
+
+UPDATE `realmlist` SET `gamebuild`=35284 WHERE `gamebuild`=35249;
+
+ALTER TABLE `realmlist` CHANGE `gamebuild` `gamebuild` int(10) unsigned NOT NULL DEFAULT '35284';