Fix service dependency on the Windows framework

src/Tgstation.Server.Host.Service/Program.cs

@@ -3,6 +3,7 @@ using System.Collections.Specialized;
 using System.Configuration.Install;
 using System.IO;
 using System.Reflection;
+using System.Runtime.Versioning;
 using System.ServiceProcess;
 using System.Threading;
 using System.Threading.Tasks;
@@ -20,6 +21,7 @@ namespace Tgstation.Server.Host.Service
 	/// <summary>
 	/// Contains the entrypoint for the application.
 	/// </summary>
+	[SupportedOSPlatform("windows")]
 	sealed class Program
 	{
 		/// <summary>

src/Tgstation.Server.Host.Service/ServerService.cs

@@ -4,6 +4,7 @@ using System.Diagnostics;
 using System.IO;
 using System.IO.Pipes;
 using System.Linq;
+using System.Runtime.Versioning;
 using System.ServiceProcess;
 using System.Text;
 using System.Threading;
@@ -21,6 +22,7 @@ namespace Tgstation.Server.Host.Service
 	/// <summary>
 	/// Represents a <see cref="IWatchdog"/> as a <see cref="ServiceBase"/>.
 	/// </summary>
+	[SupportedOSPlatform("windows")]
 	sealed class ServerService : ServiceBase, ISignalChecker
 	{
 		/// <summary>

src/Tgstation.Server.Host.Service/Tgstation.Server.Host.Service.csproj

@@ -3,7 +3,9 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>$(TgsFrameworkVersion)-windows</TargetFramework>
+    <RuntimeIdentifiers>win-x86;win-x64</RuntimeIdentifiers>
+    <!-- DO NOT ADD THE -windows SUFFIX, It makes the service require the desktop runtime instead of the ASP NET Core Hosting Bundle -->
+    <TargetFramework>$(TgsFrameworkVersion)</TargetFramework>
     <Version>$(TgsCoreVersion)</Version>
     <!-- DO NOT ENABLE THIS, It makes the service require the desktop runtime instead of the ASP NET Core Hosting Bundle -->
     <UseWindowsForms>false</UseWindowsForms>