Substrate-interface

What's Changed
MetadataV15 support


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.4...v1.8.0a

What's Changed
* CheckMetadataHash signed extension support by arjanz in https://github.com/polkascan/py-substrate-interface/pull/392
* Increase max version allowed for eth-utils by yabirgb in https://github.com/polkascan/py-substrate-interface/pull/388

CheckMetadataHash signed extension support
The `CheckMetadataHash` signed extension enables the new metadata hash verification feature that was approved as
[RFC78](https://polkadot-fellows.github.io/RFCs/approved/0078-merkleized-metadata.html).

See https://github.com/polkadot-fellows/runtimes/pull/337

This PR only allow mode is `Disabled` for now, but ensures compatibility with upcoming Kusama/Polkadot release.


New Contributors
* yabirgb made their first contribution in https://github.com/polkascan/py-substrate-interface/pull/388

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.8...v1.7.9

What's Changed
* Use authority set of parent hash to determine block author by arjanz in https://github.com/polkascan/py-substrate-interface/pull/386


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.7...v1.7.8

What's Changed
* Decode only ContractEmitted events from the origin contract by h4nsu in https://github.com/polkascan/py-substrate-interface/pull/380
* Updated subscription unit tests due to possible race condition by arjanz in https://github.com/polkascan/py-substrate-interface/pull/381

New Contributors
* h4nsu made their first contribution in https://github.com/polkascan/py-substrate-interface/pull/380

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.6...v1.7.7

What's Changed
* Remove use of deprecated calls by arjanz in https://github.com/polkascan/py-substrate-interface/pull/375
* (fix) mpz has no attribute to_bytes py311 by MementoRC in https://github.com/polkascan/py-substrate-interface/pull/353

New Contributors
* MementoRC made their first contribution in https://github.com/polkascan/py-substrate-interface/pull/353

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.5...v1.7.6

What's Changed
* Determine correct ContractExecResult by PalletVersion by arjanz in https://github.com/polkascan/py-substrate-interface/pull/370
* strict_scale_decode config flag by arjanz in https://github.com/polkascan/py-substrate-interface/pull/362


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.7.4...v1.7.5