Draw all borders for unfocused text control in wxUniv

The borders didn't appear correctly when the control didn't have focus.

Closes https://github.com/wxWidgets/wxWidgets/pull/2494

Closes #19248.

src/univ/themes/gtk.cpp

@@ -825,15 +825,11 @@ void wxGTKRenderer::DrawTextBorder(wxDC& dc,
 
     if ( border != wxBORDER_NONE )
     {
+        DrawRect(dc, &rect, m_penBlack);
         if ( flags & wxCONTROL_FOCUSED )
         {
-            DrawRect(dc, &rect, m_penBlack);
             DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
         }
-        else // !focused
-        {
-            DrawInnerShadedRect(dc, &rect);
-        }
     }
 
     if ( rectIn )