Fix malformed bullet char in snippet import wizard

The last page of the Import Wizard dialogue box lists imported snippets
as bullet points. The bullet point string literal had become corrupted.

Replaced the string literal with a constant containing the Unicode
character code point.

Fixes #147

Author: delphidabbler

Src/FmCodeImportDlg.pas

@@ -3,7 +3,7 @@
  * v. 2.0. If a copy of the MPL was not distributed with this file, You can
  * obtain one at https://mozilla.org/MPL/2.0/
  *
- * Copyright (C) 2011-2023, Peter Johnson (gravatar.com/delphidabbler).
+ * Copyright (C) 2011-2025, Peter Johnson (gravatar.com/delphidabbler).
  *
  * Implements a wizard dialogue box that handles the import of user defined
  * snippets into the database. Permits snippets from the import file to be
@@ -419,14 +419,16 @@ procedure TCodeImportDlg.PresentResults;
   ///  Creates a label containing name of an imported snippet and adds it to
   ///  scroll box with top at given position.
   procedure AddLabel(var Top: Integer; const SnippetName: string);
+  const
+    Bullet = #$2022;
   var
     Lbl: TLabel;
   begin
     Lbl := TLabel.Create(Self);
     Lbl.Parent := sbFinish;
     Lbl.Left := 0;
     Lbl.Top := Top;
-    Lbl.Caption := '� ' + SnippetName;
+    Lbl.Caption := Bullet + ' ' + SnippetName;
     Top := TCtrlArranger.BottomOf(Lbl, 2);
   end;
   // ---------------------------------------------------------------------------