Bump NSubstitute from 4.3.0 to 4.4.0 in /tests/Atrea.PolicyEngine.Tes…

…ts (#71)

Bumps NSubstitute from 4.3.0 to 4.4.0.

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tests/Atrea.PolicyEngine.Tests/Atrea.PolicyEngine.Tests.csproj

@@ -21,7 +21,7 @@
 		</PackageReference>
 		<PackageReference Include="FluentAssertions" Version="6.6.0" />
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
-		<PackageReference Include="NSubstitute" Version="4.3.0" />
+		<PackageReference Include="NSubstitute" Version="4.4.0" />
 		<PackageReference Include="NSubstitute.Analyzers.CSharp" Version="1.0.15">
 		  <PrivateAssets>all</PrivateAssets>
 		  <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>