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/emitWarningIfUnsupportedVersion.js

@@ -0,0 +1,6 @@
+let warningEmitted = false;
+export const emitWarningIfUnsupportedVersion = (version) => {
+    if (version && !warningEmitted && parseInt(version.substring(1, version.indexOf("."))) < 16) {
+        warningEmitted = true;
+    }
+};