admin: show tooltips on touch devices

Change-Id: Ib676afbf4ead31168e8de7a71baa749e7f0cb42f

Author: andi34

assets/sass/tailwind.admin.scss

@@ -1,5 +1,6 @@
 @use '../../node_modules/tailwindcss';
 @config "../../config/tailwind.admin.config.mjs";
+@custom-variant hover (&:hover);
 
 body {
   width: 100%;