Add Reset Zoom Level action inside View menu
Summary:
FEATURE: 409591
FIXED-IN: 19.12.0
Test Plan:
Reviewers: elvisangelaccio, shubham, Dolphin
Reviewed By: elvisangelaccio, Dolphin
Subscribers: broulik, cfeck, kfm-devel, kde-doc-english
Tags: Dolphin, Documentation
Differential Revision: https://phabricator.kde.org/D22444