Update sh to 1.12.14

[pyup-bot]

There's a new version of sh available.
You are currently using 1.12.9. I have updated it to 1.12.14

These links might come in handy: PyPI | Changelog | Repo

Changelog

1.12.14

• bugfix for poor sleep performance 378
• allow passing raw integer file descriptors for _out and _err handlers
• bugfix for when _tee and _out are used, and the _out is a tty or pipe 384
• bugfix where python 3.3+ detected different arg counts for bound method output callbacks 380

1.12.12

• pypi readme doc bugfix PR377

1.12.11

• bugfix for relative paths to sh.Command not expanding to absolute paths 372
• updated for python 3.6
• bugfix for SIGPIPE not being handled correctly on pipelined processes 373

1.12.10

• bugfix for file descriptors over 1024 356
• bugfix when _err_to_out is True and _out is pipe or tty 365

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖