Arbitrum.py

What's Changed
* Added support for BOLD (yahgwai, godzillaba in https://github.com/OffchainLabs/arbitrum-sdk/pull/332)
* Removed support for Stylus Testnet v1 (spsjvc in https://github.com/OffchainLabs/arbitrum-sdk/pull/495)


**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.5.1...v3.6.0

What's Changed
* Updated `Erc20Bridger.isRegistered` to skip token registration check for the standard gateway (brtkx in https://github.com/OffchainLabs/arbitrum-sdk/pull/491)

**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.5.0...v3.5.1

What's Changed
* Added `AdminErc20Bridger.approveGasTokenForCustomTokenRegistration` (brtkx in https://github.com/OffchainLabs/arbitrum-sdk/pull/477)
* You can use it to approve the gas token to be spent on registering a custom token (only on a custom gas token chain)
* Added `Erc20Bridger.isRegistered` (brtkx in https://github.com/OffchainLabs/arbitrum-sdk/pull/481)
* You can use it to check if a token is properly registered on gateways (mostly useful for custom gateways)
* Fixed wrong ABI usage for L2GatewayRouter (justmert in https://github.com/OffchainLabs/arbitrum-sdk/pull/388)
* Fixed an issue in `InboxTools` for finding the force includable block range when parent is an Arbitrum chain (brtkx in https://github.com/OffchainLabs/arbitrum-sdk/pull/475)

New Contributors
* justmert made their first contribution in https://github.com/OffchainLabs/arbitrum-sdk/pull/388

**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.4.1...v3.5.0

What's Changed
* Added support for Stylus Testnet v2 (spsjvc in https://github.com/OffchainLabs/arbitrum-sdk/pull/467)


**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.4.0...v3.4.1

What's Changed
* Updated `EthBridger.depositTo` to a standard deposit where funds will arrive when the retryable ticket is redemed (brtkx in https://github.com/OffchainLabs/arbitrum-sdk/pull/432)


**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.3.3...v3.4.0

What's Changed
* Updated the default retryable gas percent increase from 200% to 500% (spsjvc in https://github.com/OffchainLabs/arbitrum-sdk/pull/436)

**Full Changelog**: https://github.com/OffchainLabs/arbitrum-sdk/compare/v3.3.2...v3.3.3