Update to Npgsql 8.0.0-preview.3

Author: DamianEdwards

src/BenchmarksApps/TodosApi/TodosApi.csproj

@@ -19,7 +19,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="8.0.0-preview.*" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.0-preview.*" />
-    <PackageReference Include="Npgsql" Version="8.0.0-preview.2" />
+    <PackageReference Include="Npgsql" Version="8.0.0-preview.3" />
     <Content Update="appSettings.Development.json" CopyToPublishDirectory="false" />
   </ItemGroup>