Bump BenchmarkDotNet from 0.13.1 to 0.15.2

---
updated-dependencies:
- dependency-name: BenchmarkDotNet
  dependency-version: 0.15.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

samples/snippets/csharp/safe-efficient-code/benchmark/benchmark.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.15.2" />
   </ItemGroup>
 
 </Project>