Bump BenchmarkDotNet from 0.13.4 to 0.13.5 (#1042)

Bumps [BenchmarkDotNet](https://github.com/dotnet/BenchmarkDotNet) from 0.13.4 to 0.13.5.
- [Release notes](https://github.com/dotnet/BenchmarkDotNet/releases)
- [Commits](dotnet/BenchmarkDotNet@v0.13.4...v0.13.5)

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

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

src/Polly.Benchmarks/Polly.Benchmarks.csproj

@@ -6,7 +6,7 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.13.4" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.13.5" />
     <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="7.0.0" />
   </ItemGroup>
   <ItemGroup Condition=" '$(BenchmarkFromNuGet)' != 'True' ">