Merge pull request #604 from y-iihoshi/dependabot/nuget/ThScoreFileConverter.Benchmarks/BenchmarkDotNet-0.15.2

Bump BenchmarkDotNet from 0.14.0 to 0.15.2

Author: y-iihoshi

ThScoreFileConverter.Benchmarks/ThScoreFileConverter.Benchmarks.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.14.0" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.15.2" />
   </ItemGroup>
 
   <ItemGroup>