ci: change concurrency

[gemmadanks]

What changes did you make (give an overview)?

• Prevent pending actions for workflows upon frequent pushes

Prerequisites checklist

Please check each of the following before merging:

• This pull request is ready to merge (leave unchecked to indicate a WIP)
• I will squash my commits and, where needed, edit the commit messages to make them more informative and follow the conventional commits format
• I have updated relevant documentation
• I have linked to relevant issues
• I have created an ADR (Architectural Decision Record) for architecturally significant changes

What is the purpose of this pull request?

Check all that apply:

• Documentation update
• Changes to dependencies
• Refactor
• Improved tests
• Improved CI
• Bug fix
• Changes to an existing feature
• New feature
• Other, please explain:

[Copilot]

Pull Request Overview

This PR adds concurrency controls to GitHub Actions workflows to prevent multiple simultaneous workflow runs when frequent pushes occur, improving CI efficiency by canceling pending workflows when newer ones are triggered.

Key changes:

• Added concurrency groups to two release-related workflows
• Configured workflows to cancel in-progress runs when new ones start

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
.github/workflows/update-citation-date-released.yaml	Added concurrency control with group "update-citation-date" to prevent overlapping citation updates
.github/workflows/release-please.yaml	Added concurrency control with group "release-please" to prevent overlapping release workflows

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!