Bump pyinstaller from 6.11.1 to 6.12.0

Bumps [pyinstaller](https://github.com/pyinstaller/pyinstaller) from 6.11.1 to 6.12.0.
- [Release notes](https://github.com/pyinstaller/pyinstaller/releases)
- [Changelog](https://github.com/pyinstaller/pyinstaller/blob/develop/doc/CHANGES.rst)
- [Commits](pyinstaller/pyinstaller@v6.11.1...v6.12.0)

---
updated-dependencies:
- dependency-name: pyinstaller
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -2,6 +2,6 @@
 flake8==7.1.1
 autopep8==2.3.1
 # PyInstaller (freezing scripts)
-pyinstaller==6.11.1
+pyinstaller==6.12.0
 # MkDocs
 mkdocs==1.6.1