Merge branch 'docs-fix-blueprints' into 'master'

Fix tables and links in blueprint docs

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/145202



Merged-by: Evan Read <eread@gitlab.com>
Approved-by: Kamil Trzciński <ayufan@ayufan.eu>
Approved-by: Evan Read <eread@gitlab.com>
Reviewed-by: Kamil Trzciński <ayufan@ayufan.eu>
Co-authored-by: Marcel Amirault <mamirault@gitlab.com>