Misc doc fixes
Fixes a typo I caught in the installation instructions, and a broken link.
I also added a subsection heading for the documentation about the pre-made conda environments, to emphasize that they are optional
Git-LFS is now available on our GitLab instance.
Please note that the quota check is now in blocking mode. More informations about quotas: https://gitlab.inria.fr/siteadmin/doc/-/wikis/faq#quota-management-policy-to-monitor-disk-space-by-project-on-gitlab
GitLab upgrade completed. Current version is 17.8.2.
Fixes a typo I caught in the installation instructions, and a broken link.
I also added a subsection heading for the documentation about the pre-made conda environments, to emphasize that they are optional