top-level build broken again (litehtml in qttools?)

-- Running syncqt for module: 'QtHelp' 
-- Tool 'Qt6::qhelpgenerator' will be built from source.
CMake Error at qtbase/cmake/QtFlagHandlingHelpers.cmake:189 (target_compile_definitions):
  Cannot specify compile definitions for target "litehtml" which is not built
  by this project.
Call Stack (most recent call first):
  qttools/src/assistant/CMakeLists.txt:34 (qt_internal_set_exceptions_flags)


CMake Error at qtbase/cmake/QtFlagHandlingHelpers.cmake:208 (get_target_property):
  get_target_property() called with non-existent target "litehtml".
Call Stack (most recent call first):
  qttools/src/assistant/CMakeLists.txt:35 (qt_disable_warnings)


CMake Error at qtbase/cmake/QtFlagHandlingHelpers.cmake:208 (get_target_property):
  get_target_property() called with non-existent target "gumbo".
Call Stack (most recent call first):
  qttools/src/assistant/CMakeLists.txt:37 (qt_disable_warnings)