Merge branch 'nh/set-image-for-docs-lint' into 'main'

Set image for docs-lint CI job

Closes #2040

See merge request https://gitlab.com/gitlab-org/gitlab-development-kit/-/merge_requests/3561



Merged-by: Tiger Watson <twatson@gitlab.com>
Approved-by: Tiger Watson <twatson@gitlab.com>
Approved-by: Evan Read <eread@gitlab.com>
Co-authored-by: Evan Read <eread@gitlab.com>
Co-authored-by: Nao Hashizume <nhashizume@gitlab.com>