Bump FluentAssertions from 8.3.0 to 8.8.0

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

tests/Hyperbee.Migrations.Tests/Hyperbee.Migrations.Tests.csproj

@@ -13,7 +13,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="CouchbaseNetClient" Version="3.7.2" />
-    <PackageReference Include="FluentAssertions" Version="8.3.0" />
+    <PackageReference Include="FluentAssertions" Version="8.8.0" />
     <PackageReference Include="Microsoft.Bcl.TimeProvider" Version="9.0.5" />
     <PackageReference Include="Microsoft.Extensions.TimeProvider.Testing" Version="9.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />