fix: website description (#279)

Author: Nsttt

website/rspress.config.ts

@@ -9,7 +9,7 @@ import pluginSitemap from 'rspress-plugin-sitemap';
 import { pluginPreloadRule } from './preload-plugin';
 
 const siteUrl = 'https://rslint.rs';
-const description = 'The Rspack-based testing framework';
+const description = 'The high-performance TypeScript linter';
 
 export default defineConfig({
   root: path.join(__dirname, 'docs'),