chore(deps): update dependency openfeature.contrib.providers.flagd to v0.1.8 (open-feature#211)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Directory.Packages.props

@@ -20,7 +20,7 @@
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.3.3" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="NSubstitute" Version="5.1.0" />
-    <PackageVersion Include="OpenFeature.Contrib.Providers.Flagd" Version="0.1.5" />
+    <PackageVersion Include="OpenFeature.Contrib.Providers.Flagd" Version="0.1.8" />
     <PackageVersion Include="SpecFlow" Version="3.9.74" />
     <PackageVersion Include="SpecFlow.Tools.MsBuild.Generation" Version="3.9.74" />
     <PackageVersion Include="SpecFlow.xUnit" Version="3.9.74" />