fix(deps): update dependency hubspot-api-client to v12

Author: renovate[bot]

pyproject.toml

@@ -36,7 +36,7 @@ edx-api-client = "1.14.0"
 flaky = "3.8.1"
 google-api-python-client = "2.187.0"
 google-auth = "1.35.0"
-hubspot-api-client = "^6.1.0"
+hubspot-api-client = "^12.0.0"
 ipython = "^9.0.0"
 mitol-django-authentication = "2025.3.17"
 mitol-django-common = "2025.8.19"