Suppress warnings for confusing designs

src/Core/WinSWCore/Extensions/AbstractWinSWExtension.cs

@@ -6,7 +6,9 @@ namespace winsw.Extensions
     {
         public abstract string DisplayName { get; }
 
+#pragma warning disable CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
         public WinSWExtensionDescriptor Descriptor { get; set; }
+#pragma warning restore CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
 
         public virtual void Configure(ServiceDescriptor descriptor, XmlNode node)
         {

src/Core/WinSWCore/LogAppenders.cs

@@ -30,7 +30,9 @@ namespace winsw
         /// <summary>
         /// Error and information about logging should be reported here.
         /// </summary>
+#pragma warning disable CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
         public EventLogger EventLogger { get; set; }
+#pragma warning restore CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
 
         /// <summary>
         /// Convenience method to copy stuff from StreamReader to StreamWriter

src/Core/WinSWCore/Logging/ServiceEventLogAppender.cs

@@ -10,7 +10,9 @@ namespace winsw.Logging
     /// </summary>
     public class ServiceEventLogAppender : AppenderSkeleton
     {
+#pragma warning disable CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
         public IServiceEventLogProvider provider { get; set; }
+#pragma warning restore CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
 
         override protected void Append(LoggingEvent loggingEvent)
         {

src/Core/WinSWCore/ServiceDescriptor.cs

@@ -81,7 +81,9 @@ namespace winsw
         /// <summary>
         /// Loads descriptor from existing DOM
         /// </summary>
+#pragma warning disable CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
         public ServiceDescriptor(XmlDocument dom)
+#pragma warning restore CS8618 // Non-nullable field is uninitialized. Consider declaring as nullable.
         {
             this.dom = dom;
         }