SteamCMD exception visual fixes

CreamInstaller/Forms/SelectForm.cs

@@ -605,6 +605,7 @@ internal sealed partial class SelectForm : CustomForm
                 progressLabel.Text = "Setting up SteamCMD . . . ";
                 if (!await SteamCMD.Setup(iProgress))
                 {
+                    HideProgressBar();
                     OnLoad(forceScan, true);
                     return;
                 }

CreamInstaller/Platforms/Steam/SteamCMD.cs

@@ -122,6 +122,7 @@ internal static class SteamCMD
         await Cleanup();
         if (!FilePath.FileExists())
         {
+        retryDownload:
             HttpClient httpClient = HttpClientManager.HttpClient;
             if (httpClient is null)
                 return false;
@@ -136,9 +137,9 @@ internal static class SteamCMD
                 }
                 catch (Exception e)
                 {
-                    using DialogForm dialogForm = new(Form.ActiveForm);
-                    if (dialogForm.Show(SystemIcons.Warning, "Failed to download SteamCMD:\n    " + e.FormatException(), "Retry", "OK") is not DialogResult.OK)
-                        return false;
+                    if (e.HandleException(caption: Program.Name + " failed to download SteamCMD"))
+                        goto retryDownload;
+                    return false;
                 }
         }
         if (DllPath.FileExists())