Bump xAI from 2.0.2 to 2.0.3

---
updated-dependencies:
- dependency-name: xAI
  dependency-version: 2.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/Extensions/Extensions.csproj

@@ -28,7 +28,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.4" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="10.0.4" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="10.0.4" />
-    <PackageReference Include="xAI" Version="2.0.2" />
+    <PackageReference Include="xAI" Version="2.0.3" />
   </ItemGroup>
 
   <ItemGroup>