docs: Upgrade version and changelog

Signed-off-by: Caijinglong <[email protected]>

Author: CaiJingLong

packages/image_size_getter/CHANGELOG.md

@@ -1,6 +1,7 @@
 # CHANGELOG
 
 - [CHANGELOG](#changelog)
+  - [2.1.3](#213)
   - [2.1.2](#212)
   - [2.1.1](#211)
   - [2.1.0](#210)
@@ -13,6 +14,12 @@
   - [0.1.1](#011)
   - [0.1.0](#010)
 
+## 2.1.3
+
+Fix:
+
+- Support lossless WebP ([#38](https://github.com/CaiJingLong/dart_image_size_getter/issues/38))
+
 ## 2.1.2
 
 Fix：

packages/image_size_getter/pubspec.yaml

@@ -1,11 +1,11 @@
 name: image_size_getter
 description: Get image width and height, the library does not completely decode the image file, just read the metadata to get the image width and height.
-version: 2.1.2
-homepage: https://github.com/CaiJingLong/dart_image_size_getter/tree/master/library
+version: 2.1.3
+homepage: https://github.com/CaiJingLong/dart_image_size_getter
 # publish_to: https://pub.dev
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: ">=2.12.0 <4.0.0"
 
 dependencies:
   collection: ^1.15.0