Update black (#1307)

* build(deps-dev): bump black from 22.12.0 to 23.1.0

Bumps [black](https://github.com/psf/black) from 22.12.0 to 23.1.0.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](https://github.com/psf/black/compare/22.12.0...23.1.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* reformat black 23.1.0

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

scripts/bulk-process.py

@@ -160,12 +160,12 @@ def main(argv=None):
 
         try:
             sig_paths = capa.main.get_signatures(args.signatures)
-        except (IOError) as e:
+        except IOError as e:
             logger.error("%s", str(e))
             return -1
 
         samples = []
-        for (base, directories, files) in os.walk(args.input):
+        for base, directories, files in os.walk(args.input):
             for file in files:
                 samples.append(os.path.join(base, file))