Bump pyinstaller in /examples/distribution/PyInstaller

Bumps [pyinstaller](https://github.com/pyinstaller/pyinstaller) from 4.3 to 5.13.1.
- [Release notes](https://github.com/pyinstaller/pyinstaller/releases)
- [Changelog](https://github.com/pyinstaller/pyinstaller/blob/develop/doc/CHANGES.rst)
- [Commits](pyinstaller/pyinstaller@v4.3...v5.13.1)

---
updated-dependencies:
- dependency-name: pyinstaller
  dependency-type: direct:production
...

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

Author: dependabot[bot]

examples/distribution/PyInstaller/requirements.txt

@@ -1,3 +1,3 @@
-tcod==12.2.0
-pyinstaller==4.3
-pypiwin32; sys_platform=="win32"
+tcod==12.2.0
+pyinstaller==5.13.1
+pypiwin32; sys_platform=="win32"