ci: Add 'unlabeled' event to changelog preview workflow

[BYK]

The fixed version of #1289

[github-actions]

Semver Impact of This PR

🟢 Patch (bug fixes)

📋 Changelog Preview

This is how your changes will appear in the changelog.
Entries from this PR are highlighted with a left border (blockquote style).

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New Features ✨

• Update Sentry SDKs to v10.34.0 by github-actions in #1290
• Add startupTracingIntegration by timfish in #1282
• Update JavaScript SDKs to v10.33.0 by timfish in #1287
• Add support for propagateTraceparent by timfish in #1277

Bug Fixes 🐛

• TypeScript warning by timfish in #1281

Build / dependencies / internal 🔧

Release

• Bump Craft version to fix issues by BYK in #1286
• Switch from action-prepare-release to Craft by BYK in #1283

Other

• (deps) Bump qs from 6.13.0 to 6.14.1 by dependabot in #1279

• Add 'unlabeled' event to changelog preview workflow by BYK in #1292

• Auto SDK update PRs now include SDK version in name for release notes by timfish in #1288
• Simpler Electron version lookup by timfish in #1280

Other

• test: Fix another flakey test by timfish in #1284
• test: New Sentry SDK version by github-actions in #1278
• test: More Electron versions by timfish in #1273

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_{🤖 This preview updates automatically when you update the PR.}