Assistant: Adding 'qtquickcontrolsstyles' to the list of qch loaded.
Assistant: Adding 'qtquickcontrolsstyles' to the list of qch loaded.

Task-number: QTBUG-31692
Change-Id: Ie8e4befc75e0a2df9149c1bf028b88b2572e3148
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@digia.com>
Reviewed-by: Caroline Chao <cb6a0059f4e516e853a34cb558c25ca5a9bcf4ab@digia.com>

mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools