Update Safe Exam Browser Patch to 3.10.0.826

SafeExamBrowser.Monitoring.Contracts/System/Events/SessionChangedEventHandler.cs

@@ -6,10 +6,12 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+using Microsoft.Win32;
+
 namespace SafeExamBrowser.Monitoring.Contracts.System.Events
 {
 	/// <summary>
 	/// Indicates that the active user session of the operating system has changed.
 	/// </summary>
-	public delegate void SessionChangedEventHandler();
+	public delegate void SessionChangedEventHandler(SessionSwitchReason reason);
 }