[roger-zhangg]

Which issue(s) does this change fix?

N/A

Why is this change necessary?

Keeps the Python bundled with the Linux and macOS installers on the latest 3.11 patch release.

How does it address the issue?

Bumps the default python_version in installer/pyinstaller/build-linux.sh and installer/pyinstaller/build-mac.sh from 3.11.16 to 3.11.17.

What side effects does this change have?

None expected. Patch release within the same minor version.

Mandatory Checklist

PRs will only be reviewed after checklist is complete

• Review the generative AI contribution guidelines
• Add input/output type hints to new functions/methods
• Write design document if needed (Do I need to write a design document?)
• Write/update unit tests
• Write/update integration tests
• Write/update functional tests if needed
• make pr passes
• make update-reproducible-reqs if dependencies were changed
• Write documentation

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.