build(deps): bump sentry from 9.0.0-RC to 9.0.0-beta.2 in /file

Bumps [sentry](https://github.com/getsentry/sentry-dart) from 9.0.0-RC to 9.0.0-beta.2.
- [Release notes](https://github.com/getsentry/sentry-dart/releases)
- [Changelog](https://github.com/getsentry/sentry-dart/blob/main/CHANGELOG.md)
- [Commits](9.0.0-RC...9.0.0-beta.2)

---
updated-dependencies:
- dependency-name: sentry
  dependency-version: 9.0.0-beta.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

file/pubspec.yaml

@@ -17,7 +17,7 @@ platforms:
   windows:
 
 dependencies:
-  sentry: 9.0.0-RC.2
+  sentry: 9.0.0-beta.2
   meta: ^1.3.0
 
 dev_dependencies: