Bump pillow from 8.3.2 to 9.0.0

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.3.2 to 9.0.0.
- [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...9.0.0)

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

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

Author: dependabot[bot]

Pipfile

@@ -61,7 +61,7 @@ whitenoise = "==5.2.0"
 wrapt = "==1.12.1"
 Django = "==3.1.14"
 ipython_genutils = "==0.2.0"
-Pillow = "==8.3.2"
+Pillow = "==9.0.0"
 Pygments = "==2.9.0"
 tweepy = "*"
 vadersentiment = "*"