fix: 修复配额说明重复和undefined问题

- 在editStorageForm中初始化oss_storage_quota_value和oss_quota_unit
- 删除重复的旧配额说明块，保留新的当前配额设置显示

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/node_modules/@smithy/eventstream-serde-config-resolver/dist-cjs/index.js

@@ -0,0 +1,7 @@
+'use strict';
+
+const resolveEventStreamSerdeConfig = (input) => Object.assign(input, {
+    eventStreamMarshaller: input.eventStreamSerdeProvider(input),
+});
+
+exports.resolveEventStreamSerdeConfig = resolveEventStreamSerdeConfig;