fix: replace slug

Author: UlisesGascon

blog/2025-05-03-visionboard-update-may-2025.mdx

@@ -2,7 +2,7 @@
 title: "VisionBoard v1.0.0 Milestone Progress – May 2025 Update 🚀"
 authors: [ulisesgascon]
 description: "We're excited to announce a major set of improvements bringing us significantly closer to the v1.0.0 release of VisionBoard. This update strengthens the platform’s architecture, testing, and deployment—paving the way for new management and developer experience (DX) features."
-slug: progress-summary
+slug: visionboard-update-may-2025
 ---
 
 📌 **Milestone:** [v1.0.0 Roadmap](https://github.com/orgs/OpenPathfinder/projects/3)