Kill node process so we can print to terminal again

Fixes 'The handle is invalid' bug

src/Runner.Listener/SelfUpdater.cs

@@ -581,17 +581,17 @@ namespace GitHub.Runner.Listener
             IOUtil.CopyDirectory(Path.Combine(latestRunnerDirectory, Constants.Path.ExternalsDirectory), externalsVersionDir, token);
 
             // copy and replace all .sh/.cmd files
-            Trace.Info($"Copy any remaining .sh/.cmd files into runner root.");
+            Trace.Info($"DISABLED");
-            foreach (FileInfo file in new DirectoryInfo(latestRunnerDirectory).GetFiles() ?? new FileInfo[0])
+            // foreach (FileInfo file in new DirectoryInfo(latestRunnerDirectory).GetFiles() ?? new FileInfo[0])
-            {
+            // {
-                string destination = Path.Combine(HostContext.GetDirectory(WellKnownDirectory.Root), file.Name);
+            //     string destination = Path.Combine(HostContext.GetDirectory(WellKnownDirectory.Root), file.Name);
 
-                // Removing the file instead of just trying to overwrite it works around permissions issues on linux.
+            //     // Removing the file instead of just trying to overwrite it works around permissions issues on linux.
-                // https://github.com/actions/runner/issues/981
+            //     // https://github.com/actions/runner/issues/981
-                Trace.Info($"Copy {file.FullName} to {destination}");
+            //     Trace.Info($"Copy {file.FullName} to {destination}");
-                IOUtil.DeleteFile(destination);
+            //     IOUtil.DeleteFile(destination);
-                file.CopyTo(destination, true);
+            //     file.CopyTo(destination, true);
-            }
+            // }
 
             stopWatch.Stop();
             _updateTrace.Enqueue($"CopyRunnerToRootTime: {stopWatch.ElapsedMilliseconds}ms");
@@ -1060,6 +1060,8 @@ namespace GitHub.Runner.Listener
                                               arguments: $"\"{hashFilesScript.Replace("\"", "\\\"")}\"",
                                               environment: env,
                                               requireExitCodeZero: false,
+                                              outputEncoding: null,
+                                              killProcessOnCancel: true,
                                               cancellationToken: token);
 
                 if (exitCode != 0)