Bump pillow in /lite/examples/model_personalization/converter

Bumps [pillow](https://github.com/python-pillow/Pillow) from 6.2.0 to 8.2.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/master/CHANGES.rst)
- [Commits](python-pillow/Pillow@6.2.0...8.2.0)

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

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

Author: dependabot[bot]

lite/examples/model_personalization/converter/requirements.txt

@@ -1,3 +1,3 @@
 tensorflow==2.0.0rc0
-Pillow==6.2.0
+Pillow==8.2.0
 scipy==1.3.0

lite/examples/model_personalization/converter/setup.py

@@ -26,7 +26,7 @@
     packages=find_packages(),
     install_requires=[
         'tensorflow==2.0.0rc0',
-        'Pillow>=6.1.0,<7.0',
+        'Pillow>=6.1.0,<9.0',
         'scipy>=1.3.0,<2.0',
     ],
     entry_points={