package python3-pyqt6 does not have QtWebEngineWidgets module

"apt show python3-pyqt6" displays this:

Package: python3-pyqt6
Version: 6.6.1-2build4
Priority: optional
Section: universe/python
Source: pyqt6
Origin: Ubuntu
Maintainer: Ubuntu Developers <email address hidden>
Original-Maintainer: Debian Python Team <email address hidden>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 16.8 MB
Depends: python3-pyqt6.sip (<< 14), python3-pyqt6.sip (>= 13.6), python3 (>= 3~), python3:any, libc6 (>= 2.35), libqt6core6t64 (>= 6.4.0), libqt6dbus6t64 (>= 6.4.0), libqt6gui6t64 (>= 6.4.0), libqt6network6t64 (>= 6.4.0), libqt6opengl6t64 (>= 6.3.0), libqt6openglwidgets6t64 (>= 6.2.4+dfsg-3~), libqt6printsupport6t64 (>= 6.2.4+dfsg-3~), libqt6sql6t64 (>= 6.2.4+dfsg-3~), libqt6test6t64 (>= 6.4.1), libqt6widgets6t64 (>= 6.4.0), libqt6xml6t64 (>= 6.2.4+dfsg-3~), libstdc++6 (>= 5), qt6-base-abi (= 6.4.2)
Homepage: https://riverbankcomputing.com/software/pyqt/intro
Task: ubuntustudio-publishing, edubuntu-desktop-gnome, edubuntu-desktop-gnome-raspi
Download-Size: 2,797 kB
APT-Manual-Installed: no
APT-Sources: http://us.archive.ubuntu.com/ubuntu noble/universe amd64 Packages
Description: Python bindings for Qt 6
 PyQt6 exposes the Qt 6 API to Python.
 This package contains the following modules:
  * QtCore
  * QtDBus
  * QtGui
  * QtNetwork
  * QtOpenGL
  * QtOpenGLWidgets
  * QtPrintSupport
  * QtSql
  * QtTest
  * QtWidgets
  * QtXml

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The module QtWebEngineWidgets is not contained in the package. This breaks the new version of Frescobaldi (https://github.com/frescobaldi/frescobaldi) PR 1780 (https://github.com/frescobaldi/frescobaldi/pull/1780), the new port to PyQt6.