…inx#465)

fix: make quoting consistent in access log format example

Co-authored-by: Alan Dooley <[email protected]>

To reduce name collisions and make it explicitly clear which frontmatter
fields are used by DocOps (As opposed to native Hugo fields which
interact with specific mechanisms), this PR adds an `nd` prefix.

This ensures that documents generated using `hugo new` will have the
correct fields in the future. Follow up work to update existing fields
and documents will be handled in other pull requests.

…er for Kubernetes (nginx#461)

Filled in missing port field. This should make it easier for users to adapt manifest to their use case.

* Updated Dynamic Modules sections in Installing NGINX Plus.

* Actualized dynamic modules landing page.

* Added intro, updated procedure for uninstall dynamic modules.

* Actualized info about removed dynamic modules.

* Minor updates to OpenTelemetry module.