Update Opcodes.cs

Author: TheSCREWEDSoftware

WowPacketParser/Enums/Version/Opcodes.cs

@@ -265,7 +265,6 @@ public static ClientVersionBuild GetOpcodeDefiningBuild(ClientVersionBuild build
                     return ClientVersionBuild.V5_4_7_17898;
                 case ClientVersionBuild.V5_4_8_18291:
                 case ClientVersionBuild.V5_4_8_18414:
-                case ClientVersionBuild.V5_5_3_64857:
                     return ClientVersionBuild.V5_4_8_18291;
                 case ClientVersionBuild.V6_0_2_19033:
                 case ClientVersionBuild.V6_0_2_19034:
@@ -1203,6 +1202,8 @@ public static ClientVersionBuild GetOpcodeDefiningBuild(ClientVersionBuild build
                 case ClientVersionBuild.V5_5_2_64271:
                 case ClientVersionBuild.V5_5_2_64481:
                     return ClientVersionBuild.V5_5_2_64068;
+                case ClientVersionBuild.V5_5_3_64857:
+                    return ClientVersionBuild.V5_5_3_64857;
                 default:
                     return ClientVersionBuild.V3_3_5a_12340;
             }