Ignore unexpected exceptions when retrieving history commands from the connected PS session

Author: daxian-dbw

shell/AIShell.Integration/Channel.cs

@@ -212,6 +212,10 @@ private void RunspaceAvailableAction(object sender, RunspaceAvailabilityEventArg
                 _commandHistory.AddRange(results);
             }
         }
+        catch
+        {
+            // Ignore unexpected exceptions.
+        }
         finally
         {
             pwshRunspace.AvailabilityChanged += RunspaceAvailableAction;