Add new logo (#4142)

* Add new logo

Add logo for yen finance

* Delete info.json.txt

* Add files via upload

* Fixed info.json and updated logo

- Added .json extension
- Resized and compressed logo

Co-authored-by: iamdeadlyz <secrettech221@gmail.com>

blockchains/ethereum/assets/0xc84F7ABE4904ee4f20a8c5dFA3cC4BF1829330AB/info.json

@@ -0,0 +1,6 @@
+{
+    "name": "YFN",
+    "website": "https://yen.finance",
+    "short_description": "YFN is Decentralized Wallet, Exchange, And Stake in one platform. In addition, to yield farming strategies via smart contract YFN provides security services for inexperienced users as a DeFi gateway and shows all on Blockchain to users for transparency purposes.",
+    "explorer": "https://etherscan.io/token/0xc84F7ABE4904ee4f20a8c5dFA3cC4BF1829330AB"
+}