Update dependency hexo-related-popular-posts to v5

Author: renovate-bot

package.json

@@ -21,7 +21,7 @@
     "hexo-generator-searchdb": "^1.0.0",
     "hexo-generator-sitemap": "^1.2.0",
     "hexo-generator-tag": "^1.0.0",
-    "hexo-related-popular-posts": "^3.0.0",
+    "hexo-related-popular-posts": "5.0.1",
     "hexo-renderer-ejs": "^1.0.0",
     "hexo-renderer-marked": "^2.0.0",
     "hexo-renderer-stylus": "^1.0.0"