Update the ignored workspaces rule to a regex instead of array.

widget/settings/pages/config/bar/index.ts

@@ -300,10 +300,8 @@ export const BarSettings = (): Scrollable<Gtk.Widget, Gtk.Widget> => {
                 Option({
                     opt: options.bar.workspaces.ignored,
                     title: 'Ignored Workspaces',
-                    subtitle:
-                        'An array of workspace numbers to ignore.\n' +
-                        'A regular expression can be passed in the array to ignore workspaces that match the regex.',
-                    type: 'object',
+                    subtitle: 'A regex that defines workspaces to ignore',
+                    type: 'string',
                 }),
 
                 /*