Update dependency Microsoft.Extensions.Http to 9.0.16

Author: renovate[bot]

src/Refit.HttpClientFactory/Refit.HttpClientFactory.csproj

@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Refit\Refit.csproj" PrivateAssets="Analyzers" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.15" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.16" />
   </ItemGroup>
 
   <ItemGroup>