Bump Microsoft.AspNet.WebApi.Client in /YAF.SampleWebApplication
Bump Microsoft.AspNet.WebApi.Client in /YAF.SampleWebApplication

Bumps [Microsoft.AspNet.WebApi.Client](https://github.com/aspnet/AspNetWebStack) from 5.2.8 to 5.2.9.
- [Release notes](https://github.com/aspnet/AspNetWebStack/releases)
- [Commits](https://github.com/aspnet/AspNetWebStack/commits)

---
updated-dependencies:
- dependency-name: Microsoft.AspNet.WebApi.Client
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
YAFNET/YAF.SampleWebApplication,YAFNET/YAF.SampleWebApplication,YAFNET/YAF.SampleWebApplication