Make the message close button bigger

CURA-12253

resources/themes/cura-light/theme.json

@@ -646,7 +646,7 @@
         "wizard_progress": [10.0, 0.0],
 
         "message": [30.0, 5.0],
-        "message_close": [1, 1],
+        "message_close": [2, 2],
         "message_radius": [0.25, 0.25],
         "message_action_button": [0, 2.5],
         "message_image": [15.0, 10.0],