Bugfix: LDC-458 - mini panels notice warning patch

## Ready State: Yes

Relates to https://imagex.atlassian.net/browse/LDC-458

## Requirements & Dependencies

None

## Deployment Instructions

* Merge code.
* Clear caches with `drush cache-clear all`

## Usage/Test Instructions

* Make new build then run installer
* Go to /admin/structure/features & refresh the cache via the UI, ensure the notice in https://imagex.atlassian.net/browse/LDC-458 is not shown. Also check the site log.