Bump pillow from 8.3.2 to 9.0.1

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.3.2 to 9.0.1.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@8.3.2...9.0.1)

---
updated-dependencies:
- dependency-name: pillow
  dependency-type: direct:production
...

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Author: dependabot[bot]

requirements.txt

@@ -12,7 +12,7 @@ numpy==1.18.2
 openpyxl==3.0.3
 pandas==1.0.3
 pandas-bokeh==0.4.2
-pillow==8.3.2
+pillow==9.0.1
 psutil==5.7.0
 pur==5.3.0
 rise==5.6.1