Add a Wiki Button to the escape menu (#8837)

* UI change

* lang file change

* C# change

* fix wiki button

Co-authored-by: Just-a-Unity-Dev <just-a-unity-dev@users.noreply.github.com>

Content.Client/EscapeMenu/UI/EscapeMenu.xaml

@@ -9,6 +9,7 @@
         <ui:VoteCallMenuButton />
         <Button Name="OptionsButton" Text="{Loc 'ui-escape-options'}" />
         <Button Name="RulesButton" Text="{Loc 'ui-escape-rules'}" />
+        <Button Name="WikiButton" Text="{Loc 'ui-escape-wiki'}" />
         <Button Name="DisconnectButton" Text="{Loc 'ui-escape-disconnect'}" />
         <Button Name="QuitButton" Text="{Loc 'ui-escape-quit'}" />
     </BoxContainer>