1. Upgraded Python dependency edx-enterprise
- Added encrypted client secret for SAP config
2. Converted contentserver to view permanently (drop middleware and flag)
- Deleted `content_server.use_view` waffle flag in favor of always using view
- Removed `StaticContentServerMiddleware` and references to it
- Updated views module docstring
- Moved contentserver implementation into `views.py`
- Lint cleanup: Fixed import ordering
Commit generated by workflow `openedx/edx-platform/.github/workflows/upgrade-one-python-dependency.yml@refs/heads/master`