Merge pull request #139 from sir-gon/renovate/reportgenerator-5.x

Update dependency ReportGenerator to 5.4.0

Author: sir-gon

algorithm_exercises_csharp_test/algorithm_exercises_csharp_test.csproj

@@ -38,7 +38,7 @@
     <PackageReference Include="MSTest.TestAdapter" Version="3.6.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.6.3" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="ReportGenerator" Version="5.3.11" />
+    <PackageReference Include="ReportGenerator" Version="5.4.0" />
   </ItemGroup>
 
   <!-- Exclude test project from coverage -->