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/methods/HISTORY.md

@@ -0,0 +1,29 @@
+1.1.2 / 2016-01-17
+==================
+
+  * perf: enable strict mode
+
+1.1.1 / 2014-12-30
+==================
+
+  * Improve `browserify` support
+
+1.1.0 / 2014-07-05
+==================
+
+  * Add `CONNECT` method
+ 
+1.0.1 / 2014-06-02
+==================
+
+  * Fix module to work with harmony transform
+
+1.0.0 / 2014-05-08
+==================
+
+  * Add `PURGE` method
+
+0.1.0 / 2013-10-28
+==================
+
+  * Add `http.METHODS` support