[Bug] wxGUI: SaveToFile() missing 1 required positional argument

[neteler]

Describe the bug

Trying to save current workspace to file leads to

Traceback (most recent call last):
  File "/home/mneteler/software/grass_master/dist.x86_64-pc-
linux-gnu/gui/wxpython/lmgr/frame.py", line 2186, in
OnCloseWindowOrExit

self._closeWindow(event)
  File "/home/mneteler/software/grass_master/dist.x86_64-pc-
linux-gnu/gui/wxpython/lmgr/frame.py", line 2200, in
_closeWindow

if not self.workspace_manager.CanClosePage(caption=_("Quit
GRASS GUI")):
  File "/home/mneteler/software/grass_master/dist.x86_64-pc-
linux-gnu/gui/wxpython/lmgr/workspace.py", line 476, in
CanClosePage

self.SaveToFile()
TypeError
:
SaveToFile() missing 1 required positional argument:
'filename'

To Reproduce
Steps to reproduce the behavior:

1. Start GRASS GIS 8 with GUI
2. open map
3. quit GRASS GIS, it will open the "Do you want to save changes in the workspace?"
4. See error

Expected behavior
Should actually save the workspace.

System description (please complete the following information):

• Operating System: Fedora 33
• GRASS GIS version

g.version -rge
version=8.0.dev
date=2021
revision=151e0a6d5
build_date=2021-06-05
build_platform=x86_64-pc-linux-gnu
build_off_t_size=8
libgis_revision=ae610b8da
libgis_date=2021-05-31T19:09:50+00:00
proj=6.3.2
gdal=3.1.4
geos=3.8.1
sqlite=3.34.1

python3 -c "import sys, wx; print(sys.version); print(wx.version())"
3.9.5 (default, May 14 2021, 00:00:00) 
[GCC 10.3.1 20210422 (Red Hat 10.3.1-1)]
4.0.7 gtk3 (phoenix) wxWidgets 3.0.5