feat(admin): cash wallet adjust on user profile

Mirror credits admin with list column, profile form, and balance ledger
for manual wallet adjustments.

functions.php

@@ -360,6 +360,9 @@ if (class_exists('AKSRT_Email_Rollback')) {
 if (class_exists('AKSRT_User_Credits_Admin')) {
     AKSRT_User_Credits_Admin::get_instance()->init();
 }
+if (class_exists('AKSRT_User_Balance_Admin')) {
+    AKSRT_User_Balance_Admin::get_instance()->init();
+}
 
 // WordPress 原生侧栏：支付/订单运营中心（zibll zibpay 对齐）
 if (is_admin() && class_exists('AKSRT_Admin_Pay_Menus')) {