Merge branch 'nd/summarize-notes-namespace-settings-check' into 'master'

Check namespace settings to enable summarize notes

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/119494



Merged-by: Alexandru Croitor <acroitor@gitlab.com>
Approved-by: Alexandru Croitor <acroitor@gitlab.com>
Reviewed-by: Patrick Bajao <ebajao@gitlab.com>
Reviewed-by: Gosia Ksionek <mksionek@gitlab.com>
Reviewed-by: Alexandru Croitor <acroitor@gitlab.com>
Reviewed-by: Nicolas Dular <ndular@gitlab.com>
Co-authored-by: Nicolas Dular <ndular@gitlab.com>