chore(deps): update dependency openfeature to 2.7.0 (#144)

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

Author: renovate[bot]

test/csharp-integration/CompileTest.csproj

@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.6" />
-    <PackageReference Include="OpenFeature" Version="2.6.0" />
+    <PackageReference Include="OpenFeature" Version="2.7.0" />
   </ItemGroup>
 
   <ItemGroup>