js: Split gi imports to be on new lines to prepare for ES modules

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2794>

js/ui/scripting.js

@@ -3,7 +3,10 @@
             destroyTestWindows, defineScriptEvent, scriptEvent,
             collectStatistics, runPerfScript, disableHelperAutoExit */
 
-const { Gio, GLib, Meta, Shell } = imports.gi;
+const Gio = imports.gi.Gio;
+const GLib = imports.gi.GLib;
+const Meta = imports.gi.Meta;
+const Shell = imports.gi.Shell;
 
 const Config = imports.misc.config;
 const Main = imports.ui.main;