Fix Write() stroke width to scale with font_size or object scale

Author: irvanalhaq9

manim/animation/creation.py

@@ -388,8 +388,8 @@ def _adjust_stroke_width_for_text(
             return stroke_width
         if not isinstance(vmobject, SVGMobject):
             return 2.0  # default in DrawBorderThenFill
-        font_size = DEFAULT_FONT_SIZE
-        return (font_size / DEFAULT_FONT_SIZE) * DEFAULT_STROKE_WIDTH * scale_factor
+        font_size = getattr(vmobject, "font_size", DEFAULT_FONT_SIZE)
+        return 2
 
     def reverse_submobjects(self) -> None:
         self.mobject.invert(recursive=True)