Update docs/zkEVM/architecture/protocol/etrog-upgrade.md

Co-authored-by: Dra Murphy <149679879+kmurphypolygon@users.noreply.github.com>

Author: EmpieichO

docs/zkEVM/architecture/protocol/etrog-upgrade.md

@@ -30,9 +30,6 @@ Use the following details to connect wallets to Cardona:
 
 We use the same faucet for testnet tokens, here: https://faucet.polygon.technology/
 
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 ## zkEVM is type-2
 
 The Etrog upgrade comes with support for most of the EVM's [precompiled contracts](https://www.evm.codes/precompiled?fork=shanghai); ecRecover, SHA-256, identity, modexp, ecAdd, ecMul, and ecPairing. This only leaves out the barely used RIPEMD-160 and blake2f.