v4.2.0

@Patel-Raj11

What's Changed

Implement account permission delegation - XLS-74d and XLS-75d amendments by @Patel-Raj11 in #840
feat: add support for Batch amendment by @mvadari in #757
feat: add model validation for types by @mvadari in #708
fix: Update default cryptographic algorithm in Wallet class methods by @ckeshava in #770
fix: add MPTAmount support in Issue model by @khancode in #809
fix: update error msg for MPT float inputs; fix #796 by @ckeshava in #813
fix #805: Upgrade pyproject config file to Poetry v2 by @ckeshava in #819
Fix the get_latest_open_ledger_sequence method by @ckeshava in #820
fix: add MPTCurrency type instead of MPTAmount for Issues by @mvadari in #822
fix: increase websocket payload default max size by @rikublock in #795
ci: fix flakiness of snippet tests (hopefully) by @mvadari in #823
dev: add definitions.json generation script by @mvadari in #772
Fix: default flags field for transaction frozen class should be None by @AvbrehtLuka in #821
refactor: improve Request.from_dict to have fewer exceptions to the rule by @mvadari in #726
Revert "fix: Update default cryptographic algorithm in Wallet class methods" by @Patel-Raj11 in #843
execute faucet tests separately by @Patel-Raj11 in #844
Fix faucet test - Github actions by @Patel-Raj11 in #845

Full Changelog: v4.1.0...v4.2.0