Update LibreHardwareMonitor

- Some nullability updates

StatusWindow/WindowSource.cs

@@ -2,6 +2,7 @@
 using ChrisKaczor.Wpf.Windows.FloatingStatusWindow;
 using HardwareMonitorStatusWindow.Service;
 using HardwareMonitorStatusWindow.StatusWindow.SettingsWindow;
+using LibreHardwareMonitor.PawnIo;
 using Microsoft.Win32.TaskScheduler;
 using Serilog;
 using System;
@@ -23,13 +24,24 @@ internal class WindowSource : IWindowSource, IDisposable
     private readonly FloatingStatusWindow _floatingStatusWindow;
     private readonly Timer _timer;
     private readonly Dispatcher _dispatcher;
-    
+
     internal WindowSource()
     {
         try
         {
             using var taskService = new TaskService();
 
+            if (!PawnIo.IsInstalled)
+            {
+                Log.Information("PawnIO not installed");
+            }
+            else
+            {
+                var pawnIoVersion = PawnIo.Version;
+
+                Log.Information("PawnIO installed: {version}", pawnIoVersion);
+            }
+
             Log.Information("Checking for task name: {name}", HardwareMonitorService.ScheduledTaskName);
 
             var existingTask = taskService.FindTask(HardwareMonitorService.ScheduledTaskName);
@@ -231,6 +243,9 @@ internal class WindowSource : IWindowSource, IDisposable
 
         foreach (var sensorEntry in Data.SensorEntries)
         {
+            if (sensorEntry.Sensor == null)
+                continue;
+
             if (text.Length > 0)
                 text.AppendLine();