Fix compilation warnings by using proper path to files

docs/advanced/privacy_considerations.md

docs/advanced/restore_from_trash.md

docs/desktop/other-access-methods/desktop-mobile-access.md

docs/for_developers/file-picker/data.md

docs/for_developers/file-picker/setup.md

docs/web/index.fr.md

docs/web/projects/access-to-project-space.md

docs/web/projects/manage_project_space.md