Compile more files with enabled exceptions, required for exiv2 0.27
Summary:
The (exception based) error handling is now pulled in by e.g. image.hpp,
so more files require enabled exception handling.
Depends on D17872
Test Plan: build
Reviewers: Gwenview, ngraham, cfeck, asturmlechner
Reviewed By: Gwenview, ngraham
Subscribers: wbauer, lbeltrame
Tags: Gwenview
Differential Revision: https://phabricator.kde.org/D17873