Update dependency autopep8 to v1.5.7

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
autopep8	==1.5.4 -> ==1.5.7

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Release Notes

hhatto/autopep8

### [`v1.5.7`](https://togithub.com/hhatto/autopep8/releases/v1.5.7) [Compare Source](https://togithub.com/hhatto/autopep8/compare/v1.5.6...v1.5.7) #### Change - [#​597](https://togithub.com/hhatto/autopep8/issues/597): disallow 0 for indent-size option - [#​595](https://togithub.com/hhatto/autopep8/issues/595): exit code is 99 when error occured cli option parsing #### Bug Fix - [#​591](https://togithub.com/hhatto/autopep8/issues/591), [#​592](https://togithub.com/hhatto/autopep8/issues/592): exit code correctly on permission denied failure ### [`v1.5.6`](https://togithub.com/hhatto/autopep8/releases/v1.5.6) [Compare Source](https://togithub.com/hhatto/autopep8/compare/v1.5.5...v1.5.6) #### Update - [pycodestyle version 2.7.0](https://pycodestyle.pycqa.org/en/latest/developer.html#id2) and higher is now required (Thanks [@​heavenshell](https://togithub.com/heavenshell) ) #### Bug Fix - [#​585](https://togithub.com/hhatto/autopep8/issues/585) : E128 check similar to pycodestyle (Thanks [@​yamt](https://togithub.com/yamt) ) ### [`v1.5.5`](https://togithub.com/hhatto/autopep8/releases/v1.5.5) [Compare Source](https://togithub.com/hhatto/autopep8/compare/v1.5.4...v1.5.5) bug fix and minor improvements - improvement - [https://github.com/hhatto/autopep8/issues/566](https://togithub.com/hhatto/autopep8/issues/566): lazy load `toml` package - fix bug - [https://github.com/hhatto/autopep8/pull/580](https://togithub.com/hhatto/autopep8/pull/580): not convert raw string for w605 fixed method

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