Bump NUnit3TestAdapter and Microsoft.NETFramework.ReferenceAssemblies

Bumps [NUnit3TestAdapter](https://github.com/nunit/nunit3-vs-adapter) and [Microsoft.NETFramework.ReferenceAssemblies](https://github.com/Microsoft/dotnet). These dependencies needed to be updated together.

Updates `NUnit3TestAdapter` from 4.6.0 to 5.0.0
- [Release notes](https://github.com/nunit/nunit3-vs-adapter/releases)
- [Commits](nunit/nunit3-vs-adapter@V4.6.0...V5.0.0)

Updates `Microsoft.NETFramework.ReferenceAssemblies` from 1.0.3 to 1.0.3
- [Commits](https://github.com/Microsoft/dotnet/commits)

---
updated-dependencies:
- dependency-name: NUnit3TestAdapter
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: Microsoft.NETFramework.ReferenceAssemblies
  dependency-version: 1.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

tests/NHapi.Base.NUnit/NHapi.Base.NUnit.csproj

@@ -17,7 +17,7 @@
 
   <ItemGroup>
     <PackageReference Include="NUnit" Version="4.3.2" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="5.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
     <PackageReference Include="TimeZoneConverter" Version="7.0.0" />