Set up common glossary for NGINX

[mjang]

Overview

We want a single glossary for NGINX

Description

We currently have glossaries in the following locations:

• docs.nginx.com/nginx-one/glossary
• https://docs.nginx.com/nginx/admin-guide/security-controls/configuring-oidc/#glossary
• https://docs.nginx.com/nginx-ingress-controller/glossary/

We also refer to an F5 glossary: https://www.f5.com/glossary

Acceptance criteria

One glossary. All of NGINX.