add(site): Eric Fennis's twitter link (#2511)

* add: Eric Fennis's twitter link

* ref: twitter domain

docs/.vitepress/data/teamData.json

···
       },
       {
         "icon": "x",
-        "link": "https://github.com/ericfennis"
+        "link": "https://x.com/ericfennis"
       }
     ]
   },