371 a11y review accessibility (#372)

* library : vertical image first card > semantic btn

* colours details screen > semantics screen reader

* typography screen > semantics screen reader

* docs : add accessibility statement

* app : add l10n keys

* app : json declaration entities

* fix bug a11y

* app : add statement accessibility

* app : icon asset

* app : add changelog and third party

* fix package url launcher version

NOTICE.txt

@@ -48,6 +48,7 @@ ods-flutter/app/assets/ic_calendar_event_info.png
 ods-flutter/app/assets/ic_identity_protection.png
 ods-flutter/app/assets/ic_task_list.png
 ods-flutter/app/assets/il_list_item.png
+ods-flutter/app/assets/ic_accessibility.png
 
 ods-flutter/app/assets/1.5x/il_about.png
 ods-flutter/app/assets/1.5x/il_switches.png

app/CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Added
 
+- [A11y] Review accessibility ([#371](https://github.com/Orange-OpenSource/ods-flutter/issues/371))
 - Guidelines > Colors ([#330](https://github.com/Orange-OpenSource/ods-flutter/issues/330))
 
 ## Changed

app/THIRD_PARTY.md

@@ -73,3 +73,9 @@ Apache License 2.0
 Copyright 2018 WebView for Flutter
 [https://pub.dev/packages/webview_flutter](https://pub.dev/packages/webview_flutter)
 Apache License 2.0
+
+### Url Launcher
+
+Copyright 2018 Url Launcher
+[https://pub.dev/packages/url_launcher](https://pub.dev/packages/url_launcher)
+Apache License 2.0