📝 Update SDK constraints description

Author: AlexV525

CHANGELOG.md

@@ -13,7 +13,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Breaking changes
 
 - Migrate to non-nullable by default.
-- Drop support for Flutter 1.17 .
 - `CustomItemBuilder` -> `SpecialItemBuilder`, `CustomItemPosition` -> `SpecialItemPosition` .
 - Abstract `AssetPickerBuilderDelegate<A, P>`, `AssetPickerViewerBuilderDelegate<A, P>`,
   `AssetPickerProvider<A, P>`, and minify the `AssetPickerViewerProvider<A>`. Support

README.md

@@ -100,7 +100,7 @@ Althought the package provide selection for assets, it still require users build
 
 ### Version constraints
 
-Flutter SDK: `>=1.17.0` .
+Flutter SDK: `>=2.0.0` .
 
 If you got an error about `resolve conflict` when running `flutter pub get` , please use `dependency_overrides` to solve it. See [here](#version-resolve-conflict-with-xxx-eg-dartx) .