chore(deps): update dependency flask-cors to v6.0.1 (#13420)

* chore(deps): update dependency flask-cors to v6.0.1

* make py3.10 the only test

matches comment, prevents issues with EOL package updates

* Remove version pinning, only testing py3.10

---------

Co-authored-by: Katie McLaughlin <glasnt@google.com>

Author: renovate-bot

endpoints/getting-started/noxfile_config.py

@@ -25,7 +25,7 @@
     # > ℹ️ Test only on Python 3.10.
     # > The Python version used is defined by the Dockerfile, so it's redundant
     # > to run multiple tests since they would all be running the same Dockerfile.
-    "ignored_versions": ["2.7", "3.6", "3.7", "3.9", "3.11", "3.12", "3.13"],
+    "ignored_versions": ["2.7", "3.6", "3.7", "3.8", "3.9", "3.11", "3.12", "3.13"],
     # Old samples are opted out of enforcing Python type hints
     # All new samples should feature them
     # "enforce_type_hints": True,

endpoints/getting-started/requirements.txt

@@ -1,6 +1,5 @@
 Flask==3.0.3
-flask-cors==6.0.0; python_version >= "3.9"
-flask-cors==5.0.0; python_version == "3.8"
+flask-cors==6.0.1
 gunicorn==23.0.0
 six==1.16.0
 pyyaml==6.0.2