feat(boards): python_mixpy下更新Turtle模块

增加screen.update、turtle.title和turtle.setup接口对应图形块

common/msg/blockly/en.js

@@ -4112,5 +4112,8 @@ En.MIXLY_SOUND_EFFECT_ADD_TOOLTIP='Change sound effect';
 En.MIXLY_TURTLE_TRACER = 'Set the drawing refresh rate';
 En.MIXLY_TURTLE_TRACER_STEP = 'Number of steps';
 En.MIXLY_TURTLE_TRACER_DELAY_MS = 'Delay (milliseconds)';
+En.MIXLY_TURTLE_TITLE_SET = 'Set window title to';
+En.MIXLY_TURTLE_SETUP_SET = 'Set window size';
+En.MIXLY_TURTLE_UPDATE = 'Refresh the canvas';
 
 })();