chore(deps): update dependency pillow to v10 [security] (GoogleCloudPlatform#12632)

Author: renovate-bot

generative_ai/requirements.txt

@@ -1,7 +1,7 @@
 pandas==1.3.5; python_version == '3.7'
 pandas==2.0.3; python_version == '3.8'
 pandas==2.1.4; python_version > '3.8'
-pillow==9.5.0; python_version < '3.8'
+pillow==10.3.0; python_version < '3.8'
 pillow==10.3.0; python_version >= '3.8'
 google-cloud-aiplatform[all]==1.64.0
 sentencepiece==0.2.0