Bump the all group with 1 update

Bumps FluentAssertions from 8.7.1 to 8.8.0

---
updated-dependencies:
- dependency-name: FluentAssertions
  dependency-version: 8.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

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

Author: dependabot[bot]

src/tests/AI21.IntegrationTests/AI21.IntegrationTests.csproj

@@ -10,7 +10,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="FluentAssertions" Version="8.7.1" />
+    <PackageReference Include="FluentAssertions" Version="8.8.0" />
   </ItemGroup>
 
   <ItemGroup Label="GlobalUsings">