fixed parsing of indirect entity fragments for Cataclysm Classic sniffs

Author: Ovahlord

WowPacketParser/Enums/WowCSEntityFragments.cs

@@ -57,7 +57,8 @@ public static bool IsIndirect(WowCSEntityFragments fragment)
                 case WowCSEntityFragments.CActor:
                     return true;
                 case WowCSEntityFragments.FVendor_C:
-                    return ClientVersion.AddedInVersion(ClientVersionBuild.V11_0_7_58630);
+                    return ClientVersion.AddedInVersion(ClientBranch.Retail, ClientVersionBuild.V11_0_7_58630) ||
+                        ClientVersion.AddedInVersion(ClientBranch.Cata, ClientVersionBuild.V4_4_2_59185);
                 default:
                     return false;
             }