修复下拉框数据关联失效

src/business/platform/form/formrender/dynamic-form/dynamic-form-field.vue

@@ -961,10 +961,11 @@
                 handler(val, oldVal) {
                     if (val !== oldVal && this.isValueSource) {
                         // 每次数据修改都请求，严重影响性能
-                        // this.loadAjaxOptions()
+                        this.loadAjaxOptions()
                     }
                 },
-                deep: true
+                deep: true,
+                immediate: true
             }
         },
         created() {