chore(deps): Bump FluentAssertions from 7.0.0 to 8.8.0

---
updated-dependencies:
- dependency-name: FluentAssertions
  dependency-version: 8.8.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

tests/Node.Runtime.Tests/Node.Runtime.Tests.csproj

@@ -13,7 +13,7 @@
     <PackageReference Include="WireMock.Net" Version="1.6.10" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
-    <PackageReference Include="FluentAssertions" Version="7.0.0" />
+    <PackageReference Include="FluentAssertions" Version="8.8.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="9.0.10" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.10" />