Add ERC55 on Ethereum meetups

Author: JoeChenJ

src/data/community-meetups.json

@@ -550,5 +550,11 @@
     "emoji": ":romania:",
     "location": "Cluj-Napoca",
     "link": "https://www.meetup.com/ethcluj"
-  }    
+  },
+  {
+    "title": "ERC55",
+    "emoji": ":brazil:",
+    "location": "São Paulo",
+    "link": "https://lu.ma/user/erc55"
+  }       
 ]