chore(release): Publish ubuntu_widgets 0.7.3

Author: ashuntu

packages/ubuntu_widgets/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.7.3
+
+- **FEAT**(a11y): Expose semantic labels for icons
+
 ## 0.7.2+1
 
  - **FIX**(l10n): translations update from Hosted Weblate (#451).

packages/ubuntu_widgets/pubspec.yaml

@@ -4,7 +4,7 @@ description: |
 homepage: https://github.com/canonical/ubuntu-flutter-plugins
 repository: https://github.com/canonical/ubuntu-flutter-plugins/tree/main/packages/ubuntu_widgets
 issue_tracker: https://github.com/canonical/ubuntu-flutter-plugins/issues
-version: 0.7.2+1
+version: 0.7.3
 
 environment:
   sdk: ">=3.0.0 <4.0.0"