feat: List opBNB Farm (#8924)

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## PR-Codex overview
This PR focuses on adding two new ERC20 tokens, ETH and FDUSD, to the
opBNB token list and configuring two new farms using these tokens.

### Detailed summary
- Added ETH token with address, decimals, symbol, name, and website.
- Added FDUSD token with address, decimals, symbol, name, and website.
- Configured a new farm with LP address, tokens (opBnb and ETH), and fee
amount.
- Configured another new farm with LP address, tokens (opBnb and FDUSD),
and fee amount.

> ✨ Ask PR-Codex anything about this PR by commenting with `/codex {your
question}`

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packages/farms/constants/opBNB.ts

@@ -4,6 +4,20 @@ import { FeeAmount } from '@pancakeswap/v3-sdk'
 import { defineFarmV3Configs } from '../src/defineFarmV3Configs'
 
 export const farmsV3 = defineFarmV3Configs([
+  {
+    pid: 3,
+    lpAddress: '0xFf00F4E09820dbbe8582F771800732DaE7F002bD',
+    token0: opBnbTokens.wbnb,
+    token1: opBnbTokens.eth,
+    feeAmount: FeeAmount.MEDIUM,
+  },
+  {
+    pid: 2,
+    lpAddress: '0xD9004241D34392e9Ae0C84d5aCDF76941a27D8D1',
+    token0: opBnbTokens.fdusd,
+    token1: opBnbTokens.usdt,
+    feeAmount: FeeAmount.LOWEST,
+  },
   {
     pid: 1,
     lpAddress: '0xc4f981189558682F15F60513158B699354B30204',

packages/tokens/src/opBNB.ts

@@ -15,4 +15,20 @@ export const opBnbTokens = {
     'ApolloX LP',
     'https://www.apollox.finance/en',
   ),
+  eth: new ERC20Token(
+    ChainId.OPBNB,
+    '0xE7798f023fC62146e8Aa1b36Da45fb70855a77Ea',
+    18,
+    'ETH',
+    'Ethereum',
+    'https://opbnb.bnbchain.org/en',
+  ),
+  fdusd: new ERC20Token(
+    ChainId.OPBNB,
+    '0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb',
+    18,
+    'FDUSD',
+    'First Digital USD',
+    'https://firstdigitallabs.com/',
+  ),
 }