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/credential-provider-imds/dist-es/remoteProvider/RemoteProviderInit.js

@@ -0,0 +1,3 @@
+export const DEFAULT_TIMEOUT = 1000;
+export const DEFAULT_MAX_RETRIES = 0;
+export const providerConfigFromInit = ({ maxRetries = DEFAULT_MAX_RETRIES, timeout = DEFAULT_TIMEOUT, }) => ({ maxRetries, timeout });