Update neturon dapp image

Author: Kwonhyukjoon

wallet_mobile/mobile_ecosystem/neutron/eco_list.json

@@ -1,8 +1,8 @@
 [
     {
-        "name": "Duality",
+        "name": "Neutron",
         "description": "Duality is a DEX on the Neutron network for secure and efficient crypto trading. It uses smart contracts and offers a user-friendly interface.",
-        "thumbnail" : "https://raw.githubusercontent.com/cosmostation/chainlist/master/wallet_mobile/mobile_ecosystem/neutron/resource/duality.png",
+        "thumbnail" : "https://raw.githubusercontent.com/cosmostation/chainlist/master/wallet_mobile/mobile_ecosystem/neutron/resource/neutron.png",
         "link": "https://app.neutron.org/",
         "type": "Dex"
     },