docs: config name typo (#564)

Author: Timeless0911

website/docs/en/guide/solution/nodejs.mdx

@@ -23,7 +23,7 @@ Then select `Node.js` when prompted to "Select template".
 
 Rslib offers seamless support for Node.js projects, allowing you to build Node.js project effortlessly with minimal configuration.
 
-For example, in `rsbuild.config.ts`:
+For example, in `rslib.config.ts`:
 
 ```ts title="rslib.config.ts"
 import { defineConfig } from '@rslib/core';

website/docs/zh/guide/solution/nodejs.mdx

@@ -23,7 +23,7 @@ import { PackageManagerTabs } from '@theme';
 
 Rslib 为 Node.js 项目提供无缝支持，允许以最少的配置轻松构建 Node.js 项目。
 
-例如, 在 `rsbuild.config.ts`:
+例如，在 `rslib.config.ts`:
 
 ```ts title="rslib.config.ts"
 import { defineConfig } from '@rslib/core';