update

package.json

@@ -23,13 +23,13 @@
     "hexo-filter-mathjax": "^0.9.1",
     "hexo-generator-archive": "^2.0.0",
     "hexo-generator-category": "^2.0.0",
-    "hexo-generator-feed": "^4.0.0",
     "hexo-generator-index": "^4.0.0",
     "hexo-generator-search": "^2.4.3",
     "hexo-generator-searchdb": "^1.5.0",
     "hexo-generator-sitemap": "^3.0.1",
     "hexo-generator-tag": "^2.0.0",
     "hexo-indexnow": "^1.2.0",
+    "hexo-pretty-feed": "^2.1.0",
     "hexo-renderer-ejs": "^2.0.0",
     "hexo-renderer-marked": "^7.0.1",
     "hexo-renderer-pug": "^3.0.0",