js: Use templates for non-translatable strings

This reverts commit 9d941f8202 and replaces all additional
instances of .format() that have been added since.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2160>

js/ui/audioDeviceSelection.js

@@ -125,7 +125,7 @@ var AudioDeviceSelectionDialog = GObject.registerClass({
         let app = Shell.AppSystem.get_default().lookup_app(desktopFile);
 
         if (!app) {
-            log('Settings panel for desktop file %s could not be loaded!'.format(desktopFile));
+            log(`Settings panel for desktop file ${desktopFile} could not be loaded!`);
             return;
         }