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/smithy-client/dist-es/default-error-handler.js

@@ -0,0 +1,22 @@
+import { decorateServiceException } from "./exceptions";
+export const throwDefaultError = ({ output, parsedBody, exceptionCtor, errorCode }) => {
+    const $metadata = deserializeMetadata(output);
+    const statusCode = $metadata.httpStatusCode ? $metadata.httpStatusCode + "" : undefined;
+    const response = new exceptionCtor({
+        name: parsedBody?.code || parsedBody?.Code || errorCode || statusCode || "UnknownError",
+        $fault: "client",
+        $metadata,
+    });
+    throw decorateServiceException(response, parsedBody);
+};
+export const withBaseException = (ExceptionCtor) => {
+    return ({ output, parsedBody, errorCode }) => {
+        throwDefaultError({ output, parsedBody, exceptionCtor: ExceptionCtor, errorCode });
+    };
+};
+const deserializeMetadata = (output) => ({
+    httpStatusCode: output.statusCode,
+    requestId: output.headers["x-amzn-requestid"] ?? output.headers["x-amzn-request-id"] ?? output.headers["x-amz-request-id"],
+    extendedRequestId: output.headers["x-amz-id-2"],
+    cfId: output.headers["x-amz-cf-id"],
+});