fix
```python
            print(
                "Error: no Snakefile found, tried {}.".format(
                    ", ".join(SNAKEFILE_CHOICES), file=sys.stderr
                )
            )
```

### Description

<!--Add a description of your PR here-->

### QC
<!-- Make sure that you can tick the boxes below. -->

* [ ] The PR contains a test case for the changes or the changes are
already covered by an existing test case.
* [ ] The documentation (`docs/`) is updated to reflect the changes or
this is not necessary (e.g. if the change does neither modify the
language nor the behavior or functionalities of Snakemake).

Co-authored-by: Johannes Köster <johannes.koester@tu-dortmund.de>

🤖 I have created a release *beep* *boop*
---


##
[7.29.0](v7.28.3...v7.29.0)
(2023-06-21)


### Features

* introduce --workflow-profile for additional workflow specific profiles
that overwrite global profiles; add ability to define key-value CLI
flags like --set-threads or --set-resources as multi-level dictionaries
in profile config yaml files
([#2310](#2310))
([9675c17](9675c17))


### Bug Fixes

* addressing [#2197](#2197)
by allowing 256 character account names in slurm
([#2198](#2198))
([ab58c65](ab58c65))
* removed distutils from snakemake
([#2312](#2312))
([9b8c362](9b8c362))
* Update __init__.py to move "file" param to "print"
([#2291](#2291))
([92352b6](92352b6))

---
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Please](https://github.com/googleapis/release-please). See
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Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>