Bug 38129: Display note regarding permissions in suggestion manager search pop-up...

Bug 38129: Display note regarding permissions in suggestion manager search pop-up modal

1. In the staff interface, go to More > Suggestions > New purchase
   suggestion
2. Click 'Select manager'
   => With this patch you see a note regarding permissions
3. Search for 'alford' (for example)
   => User is not returned, they do not have the suggestion permission

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>