Update GitHub Enterprise Cloud integration details in roadmap

Author: danhellem

release-notes/features-timeline.md

@@ -256,9 +256,9 @@ These investments include:
          <td><img src="roadmap/2023/media/checkmark.png" alt="Done" />2025 Q2</td>
       </tr>         
       <tr>
-         <td><a href="/azure/devops/release-notes/2025/sprint-248-update#azure-boards-integration-with-github-enterprise-cloud-with-data-residency" data-raw-source="[Support GitHub Enterprise Cloud with data residency](azure/devops/release-notes/2025/sprint-248-update#azure-boards-integration-with-github-enterprise-cloud-with-data-residency)">Support for GitHub Enterprise Cloud with data residency</a></td>
+         <td><a href="/azure/devops/release-notes/2025/sprint-260-update#azure-boards-and-pipelines-integration-for-github-enterprise-cloud-with-data-residency" data-raw-source="[Support GitHub Enterprise Cloud with data residency](azure/devops/release-notes/2025/sprint-260-update#azure-boards-and-pipelines-integration-for-github-enterprise-cloud-with-data-residency)">Support for GitHub Enterprise Cloud with data residency</a></td>
          <td>Boards</td>
-         <td>2025 Q3</td>
+         <td><img src="roadmap/2023/media/checkmark.png" alt="Done" />2025 Q3</td>
       </tr>
       <tr>
          <td><a href="/azure/devops/release-notes/roadmap/2025/boards/work-item-integration-with-github-coding-agent" data-raw-source="[Work item integration wth GitHub coding agent](/azure/devops/release-notes/roadmap/2025/boards/work-item-integration-with-github-coding-agent)">Support work item integration with the <br/>GitHub Copilot coding agent (preview)</a></td>