chore(deps): update all dependencies (#665)

* chore(deps): update all dependencies

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Anthonios Partheniou <partheniou@google.com>

Author: 3 people

samples/snippets/requirements-test.txt

@@ -1,2 +1,2 @@
 google-cloud-testutils==1.3.3
-pytest==7.4.0
+pytest==7.4.1

samples/snippets/requirements.txt

@@ -2,6 +2,7 @@ google-cloud-bigquery-storage==2.22.0
 google-cloud-bigquery==3.11.4
 pandas-gbq==0.19.2
 pandas===1.3.5; python_version == '3.7'
-pandas==2.0.3; python_version >= '3.8'
+pandas===2.0.3; python_version == '3.8'
+pandas==2.1.0; python_version >= '3.9'
 pyarrow==12.0.1; python_version == '3.7'
 pyarrow==14.0.1; python_version >= '3.8'