Change annotation type name when an annotation is associated to non-empty popup

Summary:
Mark the annotations that contain a non-empty popup. Especially useful to identify annotations that are not meant to contain an annotation as shapes or highlights.

BUG: 389836

Reviewers: #okular, aacid

Reviewed By: #okular, aacid

Subscribers: rkflx, aacid, ngraham

Tags: #okular

Differential Revision: https://phabricator.kde.org/D10797