Brew: 4.6.9 Release

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

• cask/audit: fix install of container deps by @bevanjkay in https://github.com/Homebrew/brew/pull/20621
• Remove temporary audit exception for lsr by @samford in https://github.com/Homebrew/brew/pull/20615
• SkipConditions: check disabled before deprecated by @samford in https://github.com/Homebrew/brew/pull/20622
• Make Pathname.prepend WriteMkpathExtension as late as possible. by @MikeMcQuaid in https://github.com/Homebrew/brew/pull/20624
• config: Remove use of /etc/redhat-release by @osalbahr in https://github.com/Homebrew/brew/pull/20625
• livecheck: support trailing comments in watchlist by @samford in https://github.com/Homebrew/brew/pull/20623
• Cask::Audit: fix key not found: :latest error by @samford in https://github.com/Homebrew/brew/pull/20629
• utils/pid_path: use libSystem by @Bo98 in https://github.com/Homebrew/brew/pull/20630

Full Changelog: https://github.com/Homebrew/brew/compare/4.6.8...4.6.9