MVP for xERC20/Bridged USDC Hyperlane support

[nambrot]

https://github.com/hyperlane-xyz/hyperlane-monorepo/pull/3618 added the scaffolding on the contract and SDK side to support xERC20 and Circle's Bridged USDC standard as per https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3486. This ticket captures the remaining work to make this MVP accessible to deployers

### xERC20
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3780
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3782
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3783
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3851
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3781

References:

• https://github.com/defi-wonderland/xerc20#deploy--verify

### Bridged USDC
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3778
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3777
- [ ] https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3779

References:

• https://www.circle.com/blog/bridged-usdc-standard
• https://github.com/circlefin/stablecoin-evm/blob/master/doc/bridged_USDC_standard.md
• FiatToken Deployment

[avious00]

fyi @alexwhte we closed contract work in https://github.com/hyperlane-xyz/hyperlane-monorepo/issues/3486 and are now doing tooling work here

included Connext steps here at the top 🫡