Fix previous commit due to rebase snafu -> V1_15_8_64858

Author: killerwife

WowPacketParser/Enums/ClientVersionBuild.cs

@@ -824,6 +824,7 @@ public enum ClientVersionBuild
         V1_15_8_64057 = 64057, // ptr and live
         V1_15_8_64130 = 64130, // live
         V1_15_8_64272 = 64272, // live
+        V1_15_8_64858 = 64858, // live
 
         // TBC Classic
         V2_5_1_38598 = 38598, // ptr