Remove unused #pragma declaration

Core/Other/Settings/TabSettingsGeneral.cs

@@ -17,7 +17,6 @@ sealed partial class TabSettingsGeneral : BaseTabSettings{
         private readonly int browserListIndexCustom;
 
         public TabSettingsGeneral(FormBrowser browser, UpdateHandler updates){
-        #pragma warning restore CS8618
             InitializeComponent();
 
             this.browser = browser;