Update smart_open to 7.0.4

[pyup-bot]

This PR updates smart_open from 6.4.0 to 7.0.4.

Changelog

7.0.4

* Fix wb mode with zstd compression (PR [815](https://github.com/piskvorky/smart_open/pull/815), [djudd](https://github.com/djudd))
* Remove GCS bucket.exists call to avoid storage.buckets.get permission (PR [813](https://github.com/piskvorky/smart_open/pull/813), [ddelange](https://github.com/ddelange))

7.0.3

* add support for zst writing (PR [812](https://github.com/piskvorky/smart_open/pull/812), [mpenkov](https://github.com/mpenkov))
* roll back PR [812](https://github.com/piskvorky/smart_open/pull/788), restore compatibility with built-in open function ([mpenkov](https://github.com/mpenkov))

7.0.2

* Add `__next__` method to FileLikeProxy (PR [811](https://github.com/piskvorky/smart_open/pull/811), [ddelange](https://github.com/ddelange))
* Fix python_requires minimum python version in setup.py (PR [807](https://github.com/piskvorky/smart_open/pull/807), [pressler-vsc](https://github.com/pressler-vsc))
* Add activity check to cached sftp connections (PR [808](https://github.com/piskvorky/smart_open/pull/808), [greg-offerfit](https://github.com/greg-offerfit))

7.0.1

* Do not touch botocore unless it is installed (PR [803](https://github.com/piskvorky/smart_open/pull/803), [ddelange](https://github.com/ddelange))

7.0.0

* Upgrade dev status classifier to stable (PR [798](https://github.com/piskvorky/smart_open/pull/798), [seebi](https://github.com/seebi))
* Add zstandard compression support (PR [801](https://github.com/piskvorky/smart_open/pull/801), [rlrs](https://github.com/rlrs))
* Support moto 4 & 5 (PR [802](https://github.com/piskvorky/smart_open/pull/802), [jayvdb](https://github.com/jayvdb))
* Add logic for handling large files in MultipartWriter uploads to S3 (PR [796](https://github.com/piskvorky/smart_open/pull/796), [jakkdl](https://github.com/jakkdl))
* Add support for SSH connection via aliases from `~/.ssh/config` (PR [790](https://github.com/piskvorky/smart_open/pull/790), [wbeardall](https://github.com/wbeardall))
* Secure the connection using SSL when connecting to the FTPS server (PR [793](https://github.com/piskvorky/smart_open/pull/793), [wammaster](https://github.com/wammaster))
* Make GCS I/O 1000x faster by avoiding unnecessary API call (PR [788](https://github.com/piskvorky/smart_open/pull/788), [JohnHBrock](https://github.com/JohnHBrock))
* Retry finalizing multipart S3 upload (PR [785](https://github.com/piskvorky/smart_open/pull/785), [ddelange](https://github.com/ddelange))
* Handle exceptions during writes to Azure (PR [783](https://github.com/piskvorky/smart_open/pull/783), [ddelange](https://github.com/ddelange))
* Fix formatting of python code in MIGRATING_FROM_OLDER_VERSIONS.rst (PR [795](https://github.com/piskvorky/smart_open/pull/795), [kenahoo](https://github.com/kenahoo))
* Fix __str__ method in SinglepartWriter (PR [791](https://github.com/piskvorky/smart_open/pull/791), [ThosRTanner](https://github.com/ThosRTanner))
* Fix `KeyError: 'ContentRange'` when received full content from S3 (PR [789](https://github.com/piskvorky/smart_open/pull/789), [messense](https://github.com/messense))
* Propagate __exit__ call to the underlying filestream (PR [786](https://github.com/piskvorky/smart_open/pull/786), [ddelange](https://github.com/ddelange))

Links

• PyPI: https://pypi.org/project/smart-open
• Changelog: https://data.safetycli.com/changelogs/smart-open/
• Repo: https://github.com/piskvorky/smart_open