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/context-runner-impl.d.ts

@@ -0,0 +1,18 @@
+import { Request } from '../base';
+import { Context, ReadonlyContext } from '../context';
+import { ContextBuilder } from '../context-builder';
+import { SelectFields } from '../field-selection';
+import { Result } from '../validation-result';
+import { ContextRunner, ResultWithContext } from './context-runner';
+export declare class ResultWithContextImpl extends Result implements ResultWithContext {
+    readonly context: ReadonlyContext;
+    constructor(context: ReadonlyContext);
+}
+export declare class ContextRunnerImpl implements ContextRunner {
+    private readonly builderOrContext;
+    private readonly selectFields;
+    constructor(builderOrContext: ContextBuilder | Context, selectFields?: SelectFields);
+    run(req: Request, options?: {
+        dryRun?: boolean;
+    }): Promise<ResultWithContextImpl>;
+}