chore(deps): update dependency pandas to v2.3.1

Author: renovate-bot

samples/snippets/requirements.txt

@@ -1,5 +1,5 @@
 google-cloud-bigquery-storage==2.32.0
 google-cloud-bigquery==3.34.0
 pandas-gbq==0.29.1
-pandas==2.3.0
+pandas==2.3.1
 pyarrow==20.0.0