Bump pillow from 8.2.0 to 8.3.2 (#80)

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.2.0 to 8.3.2.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/master/CHANGES.rst)
- [Commits](python-pillow/Pillow@8.2.0...8.3.2)

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

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requirements.txt

@@ -97,7 +97,7 @@ pandas==1.3.3
 paramiko==2.7.2
 partd==1.2.0
 pbr==5.6.0
-Pillow==8.2.0
+Pillow==8.3.2
 pip==21.2.4
 platformdirs==2.3.0
 pluggy==1.0.0