[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

docs/source/tutorial/intro.md

@@ -228,7 +228,6 @@ The {class}`~.ipyparallel.Cluster` and {class}`~.ipyparallel.Client` classes can
 for easier cleanup of resources.
 
 - Entering a `Cluster` context
-
   1. starts the cluster
   2. waits for engines to be ready
   3. connects a client

ipyparallel/nbextension/static/clusterlist.js

@@ -199,8 +199,8 @@ define(["base/js/namespace", "jquery", "base/js/utils"], function (
           that.cluster_list.load_list();
         },
         error: function (xhr, status, error) {
-          utils.log_ajax_error(xhr, status, error),
-            status_col.text("error stopping cluster");
+          (utils.log_ajax_error(xhr, status, error),
+            status_col.text("error stopping cluster"));
         },
       };
       status_col.text("stopping");