Bump pyftpdlib from 1.5.8 to 1.5.9

[dependabot[bot]]

Bumps pyftpdlib from 1.5.8 to 1.5.9.

Changelog

Sourced from pyftpdlib's changelog.

Version: 1.5.9 - 2023-10-25

Enhancements

• #611: use ruff code style checker instead of flake8 + isort (much faster + makes many more code quality checks).

Bug fixes

• #604: client connection may be reset in PASV/EPSV mode during TLS handshake. (patch by Benedikt McMullin)
• #607: possible infinite wait in Epoll (patch by @​stat1c-void)
• #607: possible infinite traceback printing in DTPHandler (patch by @​stat1c-void)
• #613: (CRITICAL) bugfix for TLS disconnect causing 100% CPU usage. (patch by @​hakai)
• #614: close connection on SSL EOF error, instead of erroneously replying with "226 Transfer completed."

Commits

• 6d50bf7 pre release
• 0262fe1 give CREDITS to @​hakai for PR #613
• de21c57 Bugfix for TLS disconnect causing 100% CPU usage (#613)
• bfb4036 force socket close() if SSL EOF error (#614)
• 6bed651 improve test runner.py, remove unittest2 dep, fix tests failing due to wrong ...
• bd19d47 give CREDITS to @​moben for #612ù
• a641ada fix: SSLConnection is readable when it's accepting (#612)
• 923d933 Integrate ruff linter / fixer (replace flake8) (#611)
• 43e62ef try to fix missing dep
• 128016c Merge branch 'master' of github.com:giampaolo/pyftpdlib
• Additional commits viewable in compare view

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