remove duplicates

Author: corwintines

src/data/community-events.json

@@ -512,15 +512,6 @@
     "description": "Join the best builders for a 3 day hackathon hosted at Oxford University.",
     "imageUrl": "https://ethoxford.io/assets/images/share.jpg?v=7e796eda"
   },
-  {
-    "title": "ETHVietnam 2025",
-    "startDate": "2025-04-12",
-    "endDate": "2025-04-12",
-    "href": "https://eth-vietnam.com",
-    "location": "HCMC, VNM",
-    "description": "",
-    "imageUrl": "http://static1.squarespace.com/static/629856e64f44db3799f8e3f6/t/65c04e1059e3477a33a1c105/1707101732532/COVER.png?format=1500w"
-  },
   {
     "title": "ETHDam III",
     "href": "https://www.ethdam.com",
@@ -701,15 +692,6 @@
     "description": "",
     "imageUrl": ""
   },
-  {
-    "title": "ETHVietnam 2025",
-    "startDate": "2025-05-21",
-    "endDate": "2025-05-25",
-    "href": "https://eth-vietnam.com",
-    "location": "HCMC, VNM",
-    "description": "",
-    "imageUrl": "http://static1.squarespace.com/static/629856e64f44db3799f8e3f6/t/65c04e1059e3477a33a1c105/1707101732532/COVER.png?format=1500w"
-  },
   {
     "title": "Ethsafari",
     "startDate": "2025-09-07",