fix: remove unnecessary array transformation in request args

`key: ['value', 'value2']` is turned into `key: 'value'` for no reason

frappe/app.py

@@ -192,12 +192,7 @@ def make_form_dict(request):
 	if not isinstance(args, dict):
 		frappe.throw(_("Invalid request arguments"))
 
-	try:
-		frappe.local.form_dict = frappe._dict({
-			k: v[0] if isinstance(v, (list, tuple)) else v for k, v in args.items()
-		})
-	except IndexError:
-		frappe.local.form_dict = frappe._dict(args)
+	frappe.local.form_dict = frappe._dict(args)
 
 	if "_" in frappe.local.form_dict:
 		# _ is passed by $.ajax so that the request is not cached by the browser. So, remove _ from form_dict