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/node-config-provider/dist-es/getSelectorName.js

@@ -0,0 +1,12 @@
+export function getSelectorName(functionString) {
+    try {
+        const constants = new Set(Array.from(functionString.match(/([A-Z_]){3,}/g) ?? []));
+        constants.delete("CONFIG");
+        constants.delete("CONFIG_PREFIX_SEPARATOR");
+        constants.delete("ENV");
+        return [...constants].join(", ");
+    }
+    catch (e) {
+        return functionString;
+    }
+}