chore(deps): Bump the all group with 3 updates

Bumps the all group with 3 updates: [Microsoft.Bcl.AsyncInterfaces](https://github.com/dotnet/runtime), [FluentAssertions](https://github.com/fluentassertions/fluentassertions) and [MSTest](https://github.com/microsoft/testfx).


Updates `Microsoft.Bcl.AsyncInterfaces` from 9.0.0 to 9.0.1
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v9.0.0...v9.0.1)

Updates `FluentAssertions` from 7.0.0 to 8.0.0
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Changelog](https://github.com/fluentassertions/fluentassertions/blob/main/AcceptApiChanges.ps1)
- [Commits](fluentassertions/fluentassertions@7.0.0...8.0.0)

Updates `MSTest` from 3.7.0 to 3.7.1
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Changelog](https://github.com/microsoft/testfx/blob/main/docs/Changelog.md)
- [Commits](microsoft/testfx@v3.7.0...v3.7.1)

---
updated-dependencies:
- dependency-name: Microsoft.Bcl.AsyncInterfaces
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: FluentAssertions
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: all
- dependency-name: MSTest
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
...

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

src/libs/Anthropic/Anthropic.csproj

@@ -17,7 +17,7 @@
 
   <ItemGroup>
     <PackageReference Include="CSharpToJsonSchema" Version="3.10.1" />
-    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="9.1.0-preview.1.25064.3" />
     <PackageReference Include="PolySharp" Version="1.15.0">
       <PrivateAssets>all</PrivateAssets>

src/tests/Anthropic.IntegrationTests/Anthropic.IntegrationTests.csproj

@@ -5,12 +5,12 @@
   </PropertyGroup>
 
   <ItemGroup Label="Base packages">
-    <PackageReference Include="MSTest" Version="3.7.0" />
+    <PackageReference Include="MSTest" Version="3.7.1" />
     <PackageReference Include="GitHubActionsTestLogger" Version="2.4.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="FluentAssertions" Version="7.0.0" />
+    <PackageReference Include="FluentAssertions" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup Label="GlobalUsings">