Brew: 4.0.18 Release

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

What's Changed

• Revert "Revert "Merge pull request #15369 from carlocab/sorbet-runtime"" by @carlocab in https://github.com/Homebrew/brew/pull/15377
• Allow brew shellenv to accept a shell name param by @halostatue in https://github.com/Homebrew/brew/pull/15363
• Make manual installers easier to open. by @reitermarkus in https://github.com/Homebrew/brew/pull/15230
• Always remove build from short_version. by @reitermarkus in https://github.com/Homebrew/brew/pull/15378
• utils/bottles: fix typechecking error by @carlocab in https://github.com/Homebrew/brew/pull/15381
• fetch: better typechecking fix by @carlocab in https://github.com/Homebrew/brew/pull/15382
• Fix small errors in brew shellenv by @halostatue in https://github.com/Homebrew/brew/pull/15383
• feat: use API for GitHub latest release strategy by @SMillerDev in https://github.com/Homebrew/brew/pull/15270
• Revert "Merge pull request #15377 from carlocab/sorbet-runtime-take2" by @p-linnane in https://github.com/Homebrew/brew/pull/15385
• Use curl_headers and curl_output for Livecheck strategies. by @reitermarkus in https://github.com/Homebrew/brew/pull/15351
• Strategy#page_headers: Update for #curl_headers by @samford in https://github.com/Homebrew/brew/pull/15389
• Refactor RuboCop tests. by @reitermarkus in https://github.com/Homebrew/brew/pull/15388
• cmd/update-report: don't invoke external diff tools by @Bo98 in https://github.com/Homebrew/brew/pull/15390
• Merge HeadVersion and NullVersion into Version. by @reitermarkus in https://github.com/Homebrew/brew/pull/15336
• fetch: remove use of args from CLI parser by @carlocab in https://github.com/Homebrew/brew/pull/15391
• workflows/build-pkg: only run on Homebrew-owned repos by @ZhongRuoyu in https://github.com/Homebrew/brew/pull/15397
• Adds a TOC to the maintainer checklist by @colindean in https://github.com/Homebrew/brew/pull/15376
• Remove NoDslVersion cop. by @reitermarkus in https://github.com/Homebrew/brew/pull/15392
• cask/upgrade: improve error backtraces by @Bo98 in https://github.com/Homebrew/brew/pull/15399
• tab: fix typing of versions by @Bo98 in https://github.com/Homebrew/brew/pull/15402
• cleanup: fix version error for cache items without a version by @Bo98 in https://github.com/Homebrew/brew/pull/15405
• Improve #to_str and #to_json for Version::NULL. by @reitermarkus in https://github.com/Homebrew/brew/pull/15403
• Don't fail auditing empty tap. by @reitermarkus in https://github.com/Homebrew/brew/pull/15408
• Fix wildcard copy in cask updates. by @JBYoshi in https://github.com/Homebrew/brew/pull/15407
• Fix typing on revert_upgrade(). by @JBYoshi in https://github.com/Homebrew/brew/pull/15412
• Use sudo for symlinks if necessary. by @reitermarkus in https://github.com/Homebrew/brew/pull/15413

New Contributors

• @halostatue made their first contribution in https://github.com/Homebrew/brew/pull/15363

Full Changelog: https://github.com/Homebrew/brew/compare/4.0.17...4.0.18