Bump ReportGenerator from 5.1.8 to 5.1.9

Bumps [ReportGenerator](https://github.com/danielpalme/ReportGenerator) from 5.1.8 to 5.1.9.
- [Release notes](https://github.com/danielpalme/ReportGenerator/releases)
- [Commits](danielpalme/ReportGenerator@v5.1.8...v5.1.9)

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

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

Author: dependabot[bot]

Directory.Packages.props

@@ -6,7 +6,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.2.0" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.1.1" />
     <PackageVersion Include="Moq" Version="4.18.1" />
-    <PackageVersion Include="ReportGenerator" Version="5.1.8" />
+    <PackageVersion Include="ReportGenerator" Version="5.1.9" />
     <PackageVersion Include="Shouldly" Version="4.0.3" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.435" />
   </ItemGroup>