Replace "Plone instance" and "Zope / Plone instance" with "Zope instance"

[stevepiercy]

Links of affected pages in Plone Documentation, if any.

These need to be searched throughout the documentation source and identified.

Description

See #1733 (comment).

[Radhikaa-chauhan]

Can you please assign this to me and help me to understand the issue ?

[stevepiercy]

@Radhikaa-chauhan thanks for your interest. I updated the description.

We do not assign issues. Please read and follow First-time contributors, especially Things not to do, Contribute to documentation, and Contributing to Plone.

[alizgirl]

Hi there, is anyone working on this issue?