fix: remove $ in hexlified string (#6075)

* fix

* Update cypress/support/ethereum.ts
Co-authored-by: Zach Pomerantz <zzmp@uniswap.org>

---------
Co-authored-by: Zach Pomerantz <zzmp@uniswap.org>

cypress/support/ethereum.ts

@@ -16,7 +16,7 @@ const TEST_PRIVATE_KEY = '0xe580410d7c37d26c6ad1a837bbae46bc27f9066a466fb3a66e77
 // address of the above key
 const TEST_ADDRESS_NEVER_USE = new Wallet(TEST_PRIVATE_KEY).address
 const CHAIN_ID = SupportedChainId.GOERLI
-const HEXLIFIED_CHAIN_ID = `$0x${CHAIN_ID}`
+const HEXLIFIED_CHAIN_ID = `0x${CHAIN_ID.toString(16)}`
 
 const provider = new JsonRpcProvider('https://goerli.infura.io/v3/4bf032f2d38a4ed6bb975b80d6340847', 5)
 const signer = new Wallet(TEST_PRIVATE_KEY, provider)