build(deps): Bump Polly from 8.3.1 to 8.4.0 in the all group

Bumps the all group with 1 update: [Polly](https://github.com/App-vNext/Polly).


Updates `Polly` from 8.3.1 to 8.4.0
- [Release notes](https://github.com/App-vNext/Polly/releases)
- [Changelog](https://github.com/App-vNext/Polly/blob/main/CHANGELOG.md)
- [Commits](App-vNext/Polly@8.3.1...8.4.0)

---
updated-dependencies:
- dependency-name: Polly
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

Signed-off-by: dependabot[bot] <support@github.com>

src/samples/H.Pipes.Apps.ConsoleApp.Polly/H.Pipes.Apps.ConsoleApp.Polly.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Polly" Version="8.3.1" />
+    <PackageReference Include="Polly" Version="8.4.0" />
   </ItemGroup>
 
   <ItemGroup>