Update Worker template for Worker SDK

Author: Tratcher

src/ProjectTemplates/Web.ProjectTemplates/Worker-CSharp.csproj.in

@@ -1,8 +1,9 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Worker">
 
   <PropertyGroup>
     <TargetFramework>netcoreapp3.0</TargetFramework>
-    <OutputType>Exe</OutputType>
+    <UserSecretsId>dotnet-Company.Application1-53bc9b9d-9d6a-45d4-8429-2a2761773502</UserSecretsId>
+    <ServerGarbageCollection>true</ServerGarbageCollection>
     <NoDefaultLaunchSettingsFile Condition="'$(ExcludeLaunchSettings)' == 'True'">True</NoDefaultLaunchSettingsFile>
     <RootNamespace Condition="'$(name)' != '$(name{-VALUE-FORMS-}safe_namespace)'">Company.Application1</RootNamespace>
   </PropertyGroup>