chore(deps): Bump very_good_analysis

Bumps [very_good_analysis](https://github.com/VeryGoodOpenSource/very_good_analysis) from 6.0.0 to 8.0.0.
- [Release notes](https://github.com/VeryGoodOpenSource/very_good_analysis/releases)
- [Changelog](https://github.com/VeryGoodOpenSource/very_good_analysis/blob/main/CHANGELOG.md)
- [Commits](https://github.com/VeryGoodOpenSource/very_good_analysis/commits)

---
updated-dependencies:
- dependency-name: very_good_analysis
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

flutter_news_example/packages/purchase_client/pubspec.yaml

@@ -17,4 +17,4 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  very_good_analysis: ^6.0.0
+  very_good_analysis: ^8.0.0