修复字体会随系统变化的bug

@@ -29,3 +29,5 @@ Height is enlarged relative to the design draft => The ratio of  height width to
 setSp(int fontSize, [allowFontScaling = false]) => allowFontScaling
       ? setWidth(fontSize) * _textScaleFactor
       : setWidth(fontSize);
+      
+## [0.4.4] - Fix bugs that default fonts change with the system

@@ -88,6 +88,6 @@ class ScreenUtil {
   ///@param allowFontScaling 控制字体是否要根据系统的“字体大小”辅助选项来进行缩放。默认值为true。
   ///@param allowFontScaling Specifies whether fonts should scale to respect Text Size accessibility settings. The default is true.
   setSp(int fontSize, [allowFontScaling = false]) => allowFontScaling
-      ? setWidth(fontSize) * _textScaleFactor
-      : setWidth(fontSize);
+      ? setWidth(fontSize)
+      : setWidth(fontSize) / _textScaleFactor;
 }

 name: flutter_screenutil
 description: A flutter plugin for adapting screen and font size.Guaranteed to look good on different models
-version: 0.4.3
+version: 0.4.4
 author: LiZhuoyuan <zhuoyuan93@gmail.com>
 homepage: https://github.com/OpenFlutter/flutter_ScreenUtil