Bump Polly from 8.5.0 to 8.5.1 in /source (#95)

Bumps [Polly](https://github.com/App-vNext/Polly) from 8.5.0 to 8.5.1.
- [Release notes](https://github.com/App-vNext/Polly/releases)
- [Changelog](https://github.com/App-vNext/Polly/blob/main/CHANGELOG.md)
- [Commits](App-vNext/Polly@8.5.0...8.5.1)

---
updated-dependencies:
- dependency-name: Polly
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

source/TeamCityBuildStatsScraper.csproj

@@ -9,7 +9,7 @@
     <ItemGroup>
         <PackageReference Include="Azure.Identity" Version="1.13.1" />
         <PackageReference Include="Azure.ResourceManager.Storage" Version="1.3.0" />
-        <PackageReference Include="Polly" Version="8.5.0" />
+        <PackageReference Include="Polly" Version="8.5.1" />
         <PackageReference Include="Prometheus.Client" Version="5.2.0" />
         <PackageReference Include="Prometheus.Client.DependencyInjection" Version="1.5.1" />
         <PackageReference Include="Prometheus.Client.MetricServer" Version="6.0.0" />