fix: update the upgrade scripts to work with AAFactory

[MexicanAce]

Description

Updates to the upgrade.ts script to work with AAFactory.sol updates.

Example usage:

pnpm run upgrade AAFactory --beacon-address 0x7719F498DD5E12577d7C8e741d5873FfC5A12CFc --proxy 0x73CFa70318FD25F2166d47Af9d93Cf72eED48724 --network zkSyncSepoliaTestnet

> zksync-sso-contracts@ upgrade /Users/nick/github/matter-labs/zksync-sso-clave-contracts
> pnpm hardhat upgrade "AAFactory" "--beacon-address" "0x7719F498DD5E12577d7C8e741d5873FfC5A12CFc" "--proxy" "0x73CFa70318FD25F2166d47Af9d93Cf72eED48724" "--network" "zkSyncSepoliaTestnet"

Deploying new implementation of AAFactory contract...
Factory doesn't exist at 0x95005e68E2a1dF01Cc1178f50891D636152122A0!
Requesting contract verification...
src/AAFactory.sol:AAFactory
[WARNING] Since Etherscan is disabled or the API key is missing, verification will default to the ZKSync block explorer.
Your verification ID is: 33275
Successfully verified contract src/AAFactory.sol:AAFactory on the block explorer.
        https://sepolia.explorer.zksync.io/address/0x95005e68E2a1dF01Cc1178f50891D636152122A0#contract
        
New implementation deployed at: 0x95005e68E2a1dF01Cc1178f50891D636152122A0
Upgrading proxy at 0x73CFa70318FD25F2166d47Af9d93Cf72eED48724 to new implementation...
Proxy upgraded successfully