Bump pillow from 8.3.1 to 9.0.1

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.3.1 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@8.3.1...9.0.1)

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

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

Pipfile

@@ -23,7 +23,7 @@ imap-tools = "*"
 langdetect = "*"
 numpy = "~=1.20.0"
 pathvalidate = "*"
-pillow = "~=8.1"
+pillow = "~=9.0"
 pikepdf = "~=2.5"
 python-gnupg = "*"
 python-dotenv = "*"