ui: Don't apply stylesheet to search view every time autocompletions are set

src/lib_gui/qt/element/search/QtAutocompletionList.cpp

@@ -21,7 +21,9 @@ QtAutocompletionModel::~QtAutocompletionModel()
 
 void QtAutocompletionModel::setMatchList(const std::vector<SearchMatch>& matchList)
 {
+	size_t rowCount = std::max(m_matchList.size(), matchList.size());
 	m_matchList = matchList;
+	emit dataChanged(index(0, 0), index(rowCount - 1, 5));
 }
 
 int QtAutocompletionModel::rowCount(const QModelIndex &parent) const

src/lib_gui/qt/view/QtSearchView.cpp

@@ -62,7 +62,6 @@ void QtSearchView::setAutocompletionList(const std::vector<SearchMatch>& autocom
 	m_onQtThread([=]()
 	{
 		m_widget->setAutocompletionList(autocompletionList);
-		setStyleSheet();
 	});
 }