Description of problem:
Launch program. Crashes immediately

Version-Release number of selected component:
frescobaldi-3.1.3-6.fc35

Additional info:
reporter:       libreport-2.15.2
cgroup:         0::/user.slice/user-1000.slice/user/app.slice/app-gnome-org.frescobaldi.Frescobaldi-103559.scope
cmdline:        /usr/bin/python3 /usr/bin/frescobaldi
crash_function: readSettings
exception_type: TypeError
executable:     /usr/bin/frescobaldi
interpreter:    python3-3.10.0-1.fc35.x86_64
kernel:         5.15.4-201.fc35.x86_64
runlevel:       N 5
type:           Python3
uid:            1000

Truncated backtrace:
browser.py:102:readSettings:TypeError: setFontSize(self, QWebEngineSettings.FontSize, int): argument 2 has unexpected type 'float'

Traceback (most recent call last):
  File "/usr/lib/python3.10/site-packages/frescobaldi_app/panel.py", line 64, in sizeHint
    self.widget()
  File "/usr/lib/python3.10/site-packages/frescobaldi_app/panel.py", line 71, in widget
    w = self.createWidget()
  File "/usr/lib/python3.10/site-packages/frescobaldi_app/docbrowser/__init__.py", line 56, in createWidget
    return browser.Browser(self)
  File "/usr/lib/python3.10/site-packages/frescobaldi_app/docbrowser/browser.py", line 86, in __init__
    self.readSettings()
  File "/usr/lib/python3.10/site-packages/frescobaldi_app/docbrowser/browser.py", line 102, in readSettings
    ws.setFontSize(QWebEngineSettings.DefaultFixedFontSize, fixed.pointSizeF() * 96 / 72)
TypeError: setFontSize(self, QWebEngineSettings.FontSize, int): argument 2 has unexpected type 'float'

Local variables in innermost frame:
self: <docbrowser.browser.Browser object at 0x7f115763f760>
s: <PyQt5.QtCore.QSettings object at 0x7f1157585d80>
ws: <PyQt5.QtWebEngineWidgets.QWebEngineSettings object at 0x7f115755d230>
family: 'Sans Serif'
size: 16
fixed: <PyQt5.QtGui.QFont object at 0x7f1157683ed0>