Set default color of SVGMobjects

Author: henrikmidtiby

manim/mobject/svg/svg_mobject.py

@@ -133,7 +133,7 @@ def __init__(
 
         if svg_default is None:
             svg_default = {
-                "color": None,
+                "color": VMobject().color,
                 "opacity": None,
                 "fill_color": None,
                 "fill_opacity": None,