Merge branch 'help-page-path-exists' into 'master'

Lint against outdated usages of `helpPagePath`

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/159149



Merged-by: Rémy Coutable <remy@rymai.me>
Approved-by: Aishwarya Subramanian <asubramanian@gitlab.com>
Approved-by: Rémy Coutable <remy@rymai.me>
Reviewed-by: Rémy Coutable <remy@rymai.me>
Reviewed-by: Paul Gascou-Vaillancourt <pgascouvaillancourt@gitlab.com>
Reviewed-by: Stanislav Lashmanov <slashmanov@gitlab.com>
Co-authored-by: Paul Gascou-Vaillancourt <paul.gascvail@gmail.com>
Co-authored-by: Paul Gascou-Vaillancourt <pgascouvaillancourt@gitlab.com>