build(deps): update JetBrains.Annotations requirement
build(deps): update JetBrains.Annotations requirement

Updates the requirements on [JetBrains.Annotations](https://github.com/JetBrains/JetBrains.Annotations) to permit the latest version.
- [Release notes](https://github.com/JetBrains/JetBrains.Annotations/releases)
- [Commits](https://github.com/JetBrains/JetBrains.Annotations/commits)

---
updated-dependencies:
- dependency-name: JetBrains.Annotations
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
punker76/gong-wpf-dragdrop