Keep the title/artist separator line at a fixed 1px, not scaled to 2x

subwave_nowplaying.star

@@ -306,7 +306,7 @@ def main(config):
     top_lines = [
         render.Marquee(width = text_width, child = render.Text(now["title"], font = title_font, color = colors["text"])),
         render.Marquee(width = text_width, child = render.Text(now["artist"], font = "tb-8", color = colors["text"])),
-        render.Box(width = text_width, height = scale, color = colors["separator"]),
+        render.Box(width = text_width, height = 1, color = colors["separator"]),  # kept at a crisp 1px at every scale, per request, rather than growing to match
     ] + show_lines + [time_temp_line]
 
     children = [render.Column(children = top_lines)]