v3 readme

李卓原 · 李卓原 · commit be340357aeb6 · 2020-08-28T11:23:36.000+08:00
diff --git a/README.md b/README.md
@@ -15,6 +15,7 @@
 
 ## Note
 [v3](https://github.com/OpenFlutter/flutter_screenutil/tree/beta) requires `flutter >= 1.19.0`.
+
 [v2](https://github.com/OpenFlutter/flutter_screenutil) support all versions.
 
 ## Usage:
diff --git a/README_CN.md b/README_CN.md
@@ -19,6 +19,7 @@
 
 ## Note
 [v3](https://github.com/OpenFlutter/flutter_screenutil/tree/beta)可用于`flutter >= 1.19.0`
+
 [v2](https://github.com/OpenFlutter/flutter_screenutil)可用于所有版本。
 
 ## 使用方法:
diff --git a/README_PT.md b/README_PT.md
@@ -15,6 +15,7 @@
 
 ## Note
 [v3](https://github.com/OpenFlutter/flutter_screenutil/tree/beta) requer `flutter >= 1.19.0`.
+
 [v2](https://github.com/OpenFlutter/flutter_screenutil) support all versions.
 
 ## Como usar:
