Merge pull request #3 from flutter-news-app-full-source-code/release/…

…1.0.1

chore(deps): update dependencies and bump version to 1.0.1

build(deps): update core to v1.2.0 and data_client to v1.0.0

- Update core dependency from commit 828b984 to v1.2.0
- Update data_client dependency from commit 960a008 to v1.0.0
- Update corresponding resolved-refs in pubspec.lock