Mention that user tokens are against TOS

Closes #211

DiscordChatExporter.Cli/Commands/GuideCommand.cs

@@ -18,6 +18,7 @@ namespace DiscordChatExporter.Cli.Commands
             console.Output.WriteLine(" 4. Select \"Local Storage\" > \"https://discordapp.com\" on the left");
             console.Output.WriteLine(" 5. Press Ctrl+R to reload");
             console.Output.WriteLine(" 6. Find \"token\" at the bottom and copy the value");
+            console.Output.WriteLine(" *  Automating user accounts is technically against TOS, use at your own risk.");
             console.Output.WriteLine();
 
             console.WithForegroundColor(ConsoleColor.White, () => console.Output.WriteLine("To get bot token:"));

DiscordChatExporter.Gui/Views/RootView.xaml

@@ -159,6 +159,8 @@
                             <Run Text="at the bottom and copy the value" />
                         </TextBlock>
                         <TextBlock Margin="0,24,0,0" FontSize="14">
+                            <Run Text="Automating user accounts is technically against TOS, use at your own risk." />
+                            <LineBreak />
                             <Run Text="To authorize using bot token instead, click" />
                             <InlineUIContainer>
                                 <materialDesign:PackIcon Margin="1,0,0,-3" Kind="Account" />