chore(deps): update dependency microsoft.net.test.sdk to v17.8.0 (open-feature#216)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Signed-off-by: Artyom Tonoyan <[email protected]>

Author: renovate[bot]

Directory.Packages.props

@@ -18,7 +18,7 @@
     <PackageVersion Include="coverlet.msbuild" Version="3.1.2" />
     <PackageVersion Include="FluentAssertions" Version="6.7.0" />
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.3.3" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.2.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="NSubstitute" Version="5.0.0" />
     <PackageVersion Include="OpenFeature.Contrib.Providers.Flagd" Version="0.1.5" />
     <PackageVersion Include="SpecFlow" Version="3.9.74" />