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/middleware-serde/dist-es/serdePlugin.js

@@ -0,0 +1,22 @@
+import { deserializerMiddleware } from "./deserializerMiddleware";
+import { serializerMiddleware } from "./serializerMiddleware";
+export const deserializerMiddlewareOption = {
+    name: "deserializerMiddleware",
+    step: "deserialize",
+    tags: ["DESERIALIZER"],
+    override: true,
+};
+export const serializerMiddlewareOption = {
+    name: "serializerMiddleware",
+    step: "serialize",
+    tags: ["SERIALIZER"],
+    override: true,
+};
+export function getSerdePlugin(config, serializer, deserializer) {
+    return {
+        applyToStack: (commandStack) => {
+            commandStack.add(deserializerMiddleware(config, deserializer), deserializerMiddlewareOption);
+            commandStack.add(serializerMiddleware(config, serializer), serializerMiddlewareOption);
+        },
+    };
+}