chore: pride flag (nodejs#8904)

Signed-off-by: Aviv Keller <me@aviv.sh>

Author: avivkeller

apps/site/site.json

@@ -2,6 +2,7 @@
   "title": "Node.js",
   "description": "Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.",
   "favicon": "/static/images/favicons/favicon.png",
+  "logoVariant": "pride",
   "accentColor": "#333",
   "twitter": {
     "username": "@nodejs",