fix: updating harmony-labs GitHub org to gitkb

[mateodelnorte]

Summary by CodeRabbit

• Chores
  • Updated repository references in GitHub Actions workflows for build validation, code formatting, and downstream notifications.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: ASSERTIVE

Plan: Pro

Run ID: 1b61f28f-6b5d-4dd9-84e0-8752d364d8f3

📥 Commits

Reviewing files that changed from the base of the PR and between 5bba5f6 and a282d37.

📒 Files selected for processing (3)

• .github/workflows/auto-format.yml
• .github/workflows/ci.yml
• .github/workflows/notify-downstream.yml

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Walkthrough

Three GitHub workflow files were updated to change repository references from harmony-labs organization to gitkb organization. The workspace Cargo.toml repository field and downstream dispatch targets were redirected to the new organization.

Changes

Cohort / File(s)	Summary
Repository URL Updates .github/workflows/auto-format.yml, .github/workflows/ci.yml, .github/workflows/notify-downstream.yml	Updated repository references from harmony-labs to gitkb across workflow configuration. Includes workspace Cargo.toml repository field changes and downstream dispatch target updates.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Poem

🐰 The burrow has moved, a new home we found,
From harmony-labs to gitkb around,
Workflows now point to the greenest of paths,
With updates so clean, like fresh clover's bath! 🌿

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The pull request title clearly and concisely describes the main change: updating references from the harmony-labs GitHub organization to gitkb across workflow files.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/rename-org

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