deps: Update dependency macos to v26

[ffortier]

This PR contains the following updates:

Package	Type	Update	Change
macos	github-runner	major	15 → 26

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Release Notes

actions/runner-images (macos)

v26: macos-26-arm64 (20260427) Image Update

Announcements
macOS 26 (Tahoe) is now generally available in GitHub Actions
[macOS] The macOS 14 Sonoma based runner images will begin deprecation on July 6th and will be fully unsupported by November 2nd for GitHub Actions and Azure DevOps

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🖥️ Actions Runner Image: macOS 26

• OS Version: macOS 26.3 (25D125)
• Kernel Version: Darwin 25.3.0
• Image Version: 2026042.0026.1

📣 What's changed?

Updated

Category	Tool name	Previous (20260422.0012.1)	Current (20260427.0026.1)
Language and Runtime	Kotlin	2.3.20-release-208	2.3.21-release-298
Package Management	Vcpkg	2026 (build from commit 3fb54e6717)	2026 (build from commit 40717e4517)
Utilities	GitHub CLI	2.90.0	2.91.0
	gpg (GnuPG)	2.5.18	2.5.19
	Packer	1.15.1	1.15.2
Tools	AWS CLI	2.34.34	2.34.37
Browsers	Google Chrome	147.0.7727.102	147.0.7727.117
	Google Chrome for Testing	147.0.7727.57	147.0.7727.117
	ChromeDriver	147.0.7727.57	147.0.7727.117
	Microsoft Edge	147.0.3912.72	147.0.3912.86
	Microsoft Edge WebDriver	147.0.3912.72	147.0.3912.86

Java

Version	Environment Variable
25.0.2+10.0	JAVA_HOME_25_arm64
25.0.3+9.0	JAVA_HOME_25_arm64

Android

Package Name	Version
Android Emulator	36.5.10
Android Emulator	36.5.11

For comprehensive list of software installed on this image please click here.

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Configuration

📅 Schedule: (UTC)

• Branch creation
  • At any time (no schedule defined)
• Automerge
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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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This PR has been generated by Mend Renovate.

[coderabbitai]

📝 Walkthrough

Walkthrough

This PR updates the GitHub Actions CI workflow to use a newer macOS runner image. The build-darwin-aarch64 job's runner is upgraded from macos-15 to macos-26, bringing it to a more recent macOS version for ARM64 builds.

Changes

CI macOS Runner Configuration

Layer / File(s)	Summary
macOS runner version update .github/workflows/ci.yml	The build-darwin-aarch64 job's runs-on value was changed from macos-15 to macos-26.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• ffortier/mono#372: Updates the same build-darwin-aarch64 job runner version in the CI workflow, progressively upgrading the macOS runner (from macos-14 to macos-15, and now to macos-26).

Poem

🐰 A version bump hops along the way,
From fifteen to twenty-six today,
The Darwin builder takes a bound,
To newer macOS ground.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title 'deps: Update dependency macos to v26' accurately describes the main change: updating the macOS GitHub Actions runner from version 15 to version 26.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch renovate/macos-26.x

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