Bump BenchmarkDotNet from 0.13.12 to 0.15.4

---
updated-dependencies:
- dependency-name: BenchmarkDotNet
  dependency-version: 0.15.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -19,6 +19,6 @@
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Relational" Version="8.0.8" />
     <PackageVersion Include="Microsoft.Data.Sqlite" Version="8.0.8" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.8" />    <PackageVersion Include="Dapper" Version="2.1.35" />
-	<PackageVersion Include="BenchmarkDotNet" Version="0.13.12" />
+	<PackageVersion Include="BenchmarkDotNet" Version="0.15.4" />
   </ItemGroup>
 </Project>