Use the default Node.js logo (nodejs#6867)

style(app): use default logo

Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com>

Author: bmuenzenmeyer

site.json

@@ -3,7 +3,6 @@
   "description": "Node.js® is a JavaScript runtime built on Chrome's V8 JavaScript engine.",
   "favicon": "/static/images/favicons/favicon.png",
   "accentColor": "#333",
-  "logoVariant": "pride",
   "twitter": {
     "username": "@nodejs",
     "card": "summary",