chore(deps): bump pillow in /generative_ai/embeddings

Bumps [pillow](https://github.com/python-pillow/Pillow) from 10.4.0 to 12.2.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@10.4.0...12.2.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 12.2.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

generative_ai/embeddings/requirements.txt

@@ -1,7 +1,7 @@
 pandas==2.2.3; python_version == '3.7'
 pandas==2.2.3; python_version == '3.8'
 pandas==2.2.3; python_version > '3.8'
-pillow==10.4.0; python_version < '3.8'
+pillow==12.2.0; python_version < '3.8'
 pillow==10.4.0; python_version >= '3.8'
 google-cloud-aiplatform[all]==1.84.0
 sentencepiece==0.2.0