Snippets for bluedevil 6.8.0 from Fedora aarch64

Sourced from https://kojipkgs.fedoraproject.org/packages/bluedevil/6.8.0/1.fc46/data/logs/aarch64/build.log.

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/applet/devicesproxymodel.cpp:32:25: warning: ‘void QSortFilterProxyModel::invalidateFilter()’ is deprecated: Use begin/endFilterChange() instead [-Wdeprecated-declarations]
   32 |         invalidateFilter();
      |         ~~~~~~~~~~~~~~~~^~

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/applet/devicesstateproxymodel.cpp:203:95: warning: unused parameter ‘bottomRight’ [-Wunused-parameter]
  203 | void DevicesStateProxyModel::handleDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QList<int> &roles)
      |                                                                            ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/applet/devicesstateproxymodel.cpp:203:126: warning: unused parameter ‘roles’ [-Wunused-parameter]
  203 | void DevicesStateProxyModel::handleDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QList<int> &roles)
      |                                                                                                            ~~~~~~~~~~~~~~~~~~^~~~~

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/wizard/pages/discover.cpp:146:25: warning: ‘void QSortFilterProxyModel::invalidateRowsFilter()’ is deprecated: Use begin/endFilterChange(QSortFilterProxyModel::Direction::Rows) instead [-Wdeprecated-declarations]
  146 |     invalidateRowsFilter();
      |     ~~~~~~~~~~~~~~~~~~~~^~

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/wizard/pages/discover.cpp:161:25: warning: ‘void QSortFilterProxyModel::invalidateRowsFilter()’ is deprecated: Use begin/endFilterChange(QSortFilterProxyModel::Direction::Rows) instead [-Wdeprecated-declarations]
  161 |     invalidateRowsFilter();
      |     ~~~~~~~~~~~~~~~~~~~~^~

/builddir/build/BUILD/bluedevil-6.8.0-build/bluedevil-6.8.0/src/kio/obexftp/kioobexftp.cpp:192:18: warning: ignoring return value of ‘bool QTemporaryFile::open()’, declared with attribute ‘nodiscard’ [-Wunused-result]
  192 |     tempFile.open();
      |     ~~~~~~~~~~~~~^~