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/express-validator/lib/chain/sanitizers.d.ts

@@ -0,0 +1,42 @@
+import { CustomSanitizer } from '../base';
+import * as Options from '../options';
+export interface Sanitizers<Return> {
+    /**
+     * Adds a custom sanitizer to the validation chain.
+     *
+     * @param sanitizer the custom sanitizer
+     * @returns the current validation chain
+     */
+    customSanitizer(sanitizer: CustomSanitizer): Return;
+    /**
+     * Replaces the value of the field if it's one of `''`, `null`, `undefined` or `NaN`.
+     *
+     * @param default_value the value to replace with
+     * @returns the current validation chain
+     */
+    default(default_value: any): Return;
+    /**
+     * Replaces a field's value with another value.
+     *
+     * @param values_to_replace one or more values that should be replaced
+     * @param new_value the value to replace with
+     * @returns the current validation chain
+     */
+    replace(values_to_replace: any, new_value: any): Return;
+    blacklist(chars: string): Return;
+    escape(): Return;
+    unescape(): Return;
+    ltrim(chars?: string): Return;
+    normalizeEmail(options?: Options.NormalizeEmailOptions): Return;
+    rtrim(chars?: string): Return;
+    stripLow(keep_new_lines?: boolean): Return;
+    toArray(): Return;
+    toBoolean(strict?: boolean): Return;
+    toDate(): Return;
+    toFloat(): Return;
+    toInt(radix?: number): Return;
+    toLowerCase(): Return;
+    toUpperCase(): Return;
+    trim(chars?: string): Return;
+    whitelist(chars: string): Return;
+}