win build: update wine

- the windows build broke with https://github.com/spesmilo/electrum/commit/184e122c36555b23bd466cb7a2521c09a09ce6cc
- upstream fix being pulled in is https://github.com/pyinstaller/pyinstaller/pull/6701

log excerpt of failed build:
```
💬 INFO:  Installing PyInstaller.
Processing c:\electrum\contrib\build-wine\.cache\win32\pyinstaller
  Preparing metadata (pyproject.toml) ... error
  error: subprocess-exited-with-error

  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [42 lines of output]
      Traceback (most recent call last):
        File "C:\python3\lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 363, in <
module>
          main()
        File "C:\python3\lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 345, in m
ain
          json_out['return_val'] = hook(**hook_input['kwargs'])
        File "C:\python3\lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 164, in p
repare_metadata_for_build_wheel
          return hook(metadata_directory, config_settings)
        File "C:\python3\lib\site-packages\setuptools\build_meta.py", line 188, in prepare_metadata_for_
build_wheel
          self.run_setup()
        File "C:\python3\lib\site-packages\setuptools\build_meta.py", line 281, in run_setup
          super(_BuildMetaLegacyBackend,
        File "C:\python3\lib\site-packages\setuptools\build_meta.py", line 174, in run_setup
          exec(compile(code, __file__, 'exec'), locals())
        File "setup.py", line 249, in <module>
          setup(
        File "C:\python3\lib\site-packages\setuptools\__init__.py", line 87, in setup
          return distutils.core.setup(**attrs)
        File "C:\python3\lib\site-packages\setuptools\_distutils\core.py", line 122, in setup
          dist.parse_config_files()
        File "C:\python3\lib\site-packages\setuptools\dist.py", line 850, in parse_config_files
          setupcfg.parse_configuration(
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 167, in parse_configurat
ion
          meta.parse()
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 446, in parse
          section_parser_method(section_options)
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 417, in parse_section
          self[name] = value
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 238, in __setitem__
          value = parser(value)
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 552, in _parse_version
          return expand.version(self._parse_attr(value, self.package_dir, self.root_dir))
        File "C:\python3\lib\site-packages\setuptools\config\setupcfg.py", line 372, in _parse_attr
          return expand.read_attr(attr_desc, package_dir, root_dir)
        File "C:\python3\lib\site-packages\setuptools\config\expand.py", line 194, in read_attr
          module = _load_spec(spec, module_name)
        File "C:\python3\lib\site-packages\setuptools\config\expand.py", line 214, in _load_spec
          spec.loader.exec_module(module)  # type: ignore
        File "<frozen importlib._bootstrap_external>", line 850, in exec_module
        File "<frozen importlib._bootstrap>", line 228, in _call_with_frames_removed
        File "C:\electrum\contrib\build-wine\.cache\win32\pyinstaller\PyInstaller.py", line 15, in <modu
le>
          from PyInstaller.__main__ import run
      ModuleNotFoundError: No module named 'PyInstaller.__main__'; 'PyInstaller' is not a package
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
🗯 ERROR: prepare-wine failed
```

contrib/build-wine/prepare-wine.sh

@@ -6,7 +6,7 @@ NSIS_URL=https://downloads.sourceforge.net/project/nsis/NSIS%203/3.08/$NSIS_FILE
 NSIS_SHA256=bbc76be36ecb2fc00d493c91befdaf71654226ad8a4fc4dc338458916bf224d0
 
 PYINSTALLER_REPO="https://github.com/pyinstaller/pyinstaller.git"
-PYINSTALLER_COMMIT="63438b1842eacd7f081fc53f1f5212bc20b7d02e"
+PYINSTALLER_COMMIT="0fe956a2c6157e1b276819de1a050c242de70a29"
 # ^ latest commit from "v4" branch, somewhat after "4.10" tag
 
 PYTHON_VERSION=3.9.11