Remove "Other functionality" section for DevOps stages

## Other functionality

This list of other functionality so you can easily find the team that owns it.

Maybe we should make our features easier to search to replace the section below.

### Other functionality in Plan stage

[Plan](/handbook/product/categories/#plan-stage) stage

#### Project Management group

[Project Management group](/handbook/product/categories/#project-management-group)

- assignees

- milestones

- due dates

- labels

- issue weights

- quick actions

- email notifications

- to-do list

- Real-time features

#### Knowledge group

[Knowledge group](/handbook/product/categories/#knowledge-group)

- markdown functionality

- rich text editor

### Other functionality in Create stage

[Create](/handbook/product/categories/#create-stage) stage

#### Code Review group

[Code Review group](/handbook/product/categories/#code-review-group)

- [Merge Requests](https://docs.gitlab.com/user/project/merge_requests/)

- [GitLab CLI](https://gitlab.com/gitlab-org/cli)

#### Remote Development group

[Remote Development group](/handbook/product/categories/#remote-development-group/)

- [GitLab Workflow extension for Visual Studio Code](https://docs.gitlab.com/editor_extensions/visual_studio_code/)

### Other functionality in Verify

#### CI Group

[CI Group](#ci-group)

- [CI Abuse Response](https://gitlab.com/gitlab-com/www-gitlab-com/-/issues/11678)

#### Pipeline Authoring Group

[Pipeline Authoring Group](#pipeline-authoring-group)

- [CI/CD Template Management and Contributions](https://docs.gitlab.com/development/cicd/templates/)

### Other functionality in Analytics Stage

[Analytics Stage](/handbook/product/categories/#monitor-stage)

### Other functionality in Developer Experience

Internal Customers: [Gitaly](/handbook/engineering/infrastructure-platforms/tenant-scale/gitaly/), [SaaS Platforms section](/handbook/engineering/infrastructure-platforms/), [Infrastructure Department](/handbook/engineering/infrastructure/), [Support Department](/handbook/support/), [Customer Success](/handbook/customer-success/)

### Other functionality in Analytics

[Analytics](/handbook/product/categories/#analytics-stage)

#### Product Analytics group

[Product Analytics group](/handbook/product/categories/#product-analytics-group)

- [Analytics Dashboards](https://docs.gitlab.com/user/product_analytics/#product-analytics-dashboards) - used by many groups to add visualizations or provide pre-configured dashboards to users

### Facilitated functionality

Some product areas are have a broad impact across multiple stages. Examples of this include, among others: